127995890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{68447}}^1$

素因数の和:68482

約数の個数: 32

約数和(自身を含む): 266125824

約数和(自身を除く): 138129934

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 68447, 136894, 342235, 684470, 752917, 1163599, 1505834, 2327198, 3764585, 5817995, 7529170, 11635990, 12799589, 25599178, 63997945, 127995890]

約数ペア:

[(1, 127995890), (2, 63997945), (5, 25599178), (10, 12799589), (11, 11635990), (17, 7529170), (22, 5817995), (34, 3764585), (55, 2327198), (85, 1505834), (110, 1163599), (170, 752917), (187, 684470), (374, 342235), (935, 136894), (1870, 68447)]