1277190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{617}}^1$

素因数の和:653

約数の個数: 48

約数和(自身を含む): 3470688

約数和(自身を除く): 2193498

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 617, 690, 1035, 1234, 1851, 2070, 3085, 3702, 5553, 6170, 9255, 11106, 14191, 18510, 27765, 28382, 42573, 55530, 70955, 85146, 127719, 141910, 212865, 255438, 425730, 638595, 1277190]

約数ペア:

[(1, 1277190), (2, 638595), (3, 425730), (5, 255438), (6, 212865), (9, 141910), (10, 127719), (15, 85146), (18, 70955), (23, 55530), (30, 42573), (45, 28382), (46, 27765), (69, 18510), (90, 14191), (115, 11106), (138, 9255), (207, 6170), (230, 5553), (345, 3702), (414, 3085), (617, 2070), (690, 1851), (1035, 1234)]