858137637

素因数分解:

$3^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:395

約数の個数: 64

約数和(自身を含む): 1396800000

約数和(自身を除く): 538662363

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 149, 193, 203, 343, 447, 579, 609, 1029, 1043, 1351, 1421, 3129, 4053, 4263, 4321, 5597, 7301, 9457, 9947, 12963, 16791, 21903, 28371, 28757, 29841, 30247, 39179, 51107, 66199, 86271, 90741, 117537, 153321, 198597, 201299, 211729, 274253, 603897, 635187, 822759, 833953, 1409093, 1482103, 1919771, 2501859, 4227279, 4446309, 5759313, 5837671, 9863651, 17513013, 29590953, 40863697, 122591091, 286045879, 858137637]

約数ペア:

[(1, 858137637), (3, 286045879), (7, 122591091), (21, 40863697), (29, 29590953), (49, 17513013), (87, 9863651), (147, 5837671), (149, 5759313), (193, 4446309), (203, 4227279), (343, 2501859), (447, 1919771), (579, 1482103), (609, 1409093), (1029, 833953), (1043, 822759), (1351, 635187), (1421, 603897), (3129, 274253), (4053, 211729), (4263, 201299), (4321, 198597), (5597, 153321), (7301, 117537), (9457, 90741), (9947, 86271), (12963, 66199), (16791, 51107), (21903, 39179), (28371, 30247), (28757, 29841)]