642521594

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{373}}^1$

素因数の和:735

約数の個数: 64

約数和(自身を含む): 1198834560

約数和(自身を除く): 556312966

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 143, 209, 247, 286, 317, 373, 418, 494, 634, 746, 2717, 3487, 4103, 4121, 4849, 5434, 6023, 6974, 7087, 8206, 8242, 9698, 12046, 14174, 45331, 53339, 66253, 77957, 78299, 90662, 92131, 106678, 118241, 132506, 155914, 156598, 184262, 236482, 861289, 1013441, 1300651, 1537133, 1722578, 2026882, 2246579, 2601302, 3074266, 4493158, 16908463, 24712369, 29205527, 33816926, 49424738, 58411054, 321260797, 642521594]

約数ペア:

[(1, 642521594), (2, 321260797), (11, 58411054), (13, 49424738), (19, 33816926), (22, 29205527), (26, 24712369), (38, 16908463), (143, 4493158), (209, 3074266), (247, 2601302), (286, 2246579), (317, 2026882), (373, 1722578), (418, 1537133), (494, 1300651), (634, 1013441), (746, 861289), (2717, 236482), (3487, 184262), (4103, 156598), (4121, 155914), (4849, 132506), (5434, 118241), (6023, 106678), (6974, 92131), (7087, 90662), (8206, 78299), (8242, 77957), (9698, 66253), (12046, 53339), (14174, 45331)]