17213924

素因数分解:

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

素因数の和:193

約数の個数: 72

約数和(自身を含む): 39428928

約数和(自身を除く): 22215004

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 131, 133, 182, 247, 262, 266, 361, 364, 494, 524, 532, 722, 917, 988, 1444, 1703, 1729, 1834, 2489, 2527, 3406, 3458, 3668, 4693, 4978, 5054, 6812, 6916, 9386, 9956, 10108, 11921, 17423, 18772, 23842, 32357, 32851, 34846, 47291, 47684, 64714, 65702, 69692, 94582, 129428, 131404, 189164, 226499, 331037, 452998, 614783, 662074, 905996, 1229566, 1324148, 2459132, 4303481, 8606962, 17213924]

約数ペア:

[(1, 17213924), (2, 8606962), (4, 4303481), (7, 2459132), (13, 1324148), (14, 1229566), (19, 905996), (26, 662074), (28, 614783), (38, 452998), (52, 331037), (76, 226499), (91, 189164), (131, 131404), (133, 129428), (182, 94582), (247, 69692), (262, 65702), (266, 64714), (361, 47684), (364, 47291), (494, 34846), (524, 32851), (532, 32357), (722, 23842), (917, 18772), (988, 17423), (1444, 11921), (1703, 10108), (1729, 9956), (1834, 9386), (2489, 6916), (2527, 6812), (3406, 5054), (3458, 4978), (3668, 4693)]