91818990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{44357}}^1$

素因数の和:44393

約数の個数: 48

約数和(自身を含む): 249114528

約数和(自身を除く): 157295538

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 44357, 88714, 133071, 221785, 266142, 399213, 443570, 665355, 798426, 1020211, 1330710, 1996065, 2040422, 3060633, 3992130, 5101055, 6121266, 9181899, 10202110, 15303165, 18363798, 30606330, 45909495, 91818990]

約数ペア:

[(1, 91818990), (2, 45909495), (3, 30606330), (5, 18363798), (6, 15303165), (9, 10202110), (10, 9181899), (15, 6121266), (18, 5101055), (23, 3992130), (30, 3060633), (45, 2040422), (46, 1996065), (69, 1330710), (90, 1020211), (115, 798426), (138, 665355), (207, 443570), (230, 399213), (345, 266142), (414, 221785), (690, 133071), (1035, 88714), (2070, 44357)]