7681518

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1931}}^1$

素因数の和:1969

約数の個数: 48

約数和(自身を含む): 18987696

約数和(自身を除く): 11306178

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1931, 1989, 3862, 3978, 5793, 11586, 17379, 25103, 32827, 34758, 50206, 65654, 75309, 98481, 150618, 196962, 225927, 295443, 426751, 451854, 590886, 853502, 1280253, 2560506, 3840759, 7681518]

約数ペア:

[(1, 7681518), (2, 3840759), (3, 2560506), (6, 1280253), (9, 853502), (13, 590886), (17, 451854), (18, 426751), (26, 295443), (34, 225927), (39, 196962), (51, 150618), (78, 98481), (102, 75309), (117, 65654), (153, 50206), (221, 34758), (234, 32827), (306, 25103), (442, 17379), (663, 11586), (1326, 5793), (1931, 3978), (1989, 3862)]