4727487128

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{2609}}^1$

素因数の和:2785

約数の個数: 128

約数和(自身を含む): 11575872000

約数和(自身を除く): 6848384872

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 131, 133, 152, 182, 247, 262, 266, 364, 494, 524, 532, 728, 917, 988, 1048, 1064, 1703, 1729, 1834, 1976, 2489, 2609, 3406, 3458, 3668, 4978, 5218, 6812, 6916, 7336, 9956, 10436, 11921, 13624, 13832, 17423, 18263, 19912, 20872, 23842, 32357, 33917, 34846, 36526, 47684, 49571, 64714, 67834, 69692, 73052, 95368, 99142, 129428, 135668, 139384, 146104, 198284, 226499, 237419, 258856, 271336, 341779, 346997, 396568, 452998, 474838, 644423, 683558, 693994, 905996, 949676, 1288846, 1367116, 1387988, 1811992, 1899352, 2392453, 2577692, 2734232, 2775976, 4443127, 4510961, 4784906, 5155384, 6493801, 8886254, 9021922, 9569812, 12987602, 17772508, 18043844, 19139624, 25975204, 31101889, 35545016, 36087688, 45456607, 51950408, 62203778, 84419413, 90913214, 124407556, 168838826, 181826428, 248815112, 337677652, 363652856, 590935891, 675355304, 1181871782, 2363743564, 4727487128]

約数ペア:

[(1, 4727487128), (2, 2363743564), (4, 1181871782), (7, 675355304), (8, 590935891), (13, 363652856), (14, 337677652), (19, 248815112), (26, 181826428), (28, 168838826), (38, 124407556), (52, 90913214), (56, 84419413), (76, 62203778), (91, 51950408), (104, 45456607), (131, 36087688), (133, 35545016), (152, 31101889), (182, 25975204), (247, 19139624), (262, 18043844), (266, 17772508), (364, 12987602), (494, 9569812), (524, 9021922), (532, 8886254), (728, 6493801), (917, 5155384), (988, 4784906), (1048, 4510961), (1064, 4443127), (1703, 2775976), (1729, 2734232), (1834, 2577692), (1976, 2392453), (2489, 1899352), (2609, 1811992), (3406, 1387988), (3458, 1367116), (3668, 1288846), (4978, 949676), (5218, 905996), (6812, 693994), (6916, 683558), (7336, 644423), (9956, 474838), (10436, 452998), (11921, 396568), (13624, 346997), (13832, 341779), (17423, 271336), (18263, 258856), (19912, 237419), (20872, 226499), (23842, 198284), (32357, 146104), (33917, 139384), (34846, 135668), (36526, 129428), (47684, 99142), (49571, 95368), (64714, 73052), (67834, 69692)]