71289738

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{17921}}^1$

素因数の和:17959

約数の個数: 48

約数和(自身を含む): 176137416

約数和(自身を除く): 104847678

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, 1989, 3978, 17921, 35842, 53763, 107526, 161289, 232973, 304657, 322578, 465946, 609314, 698919, 913971, 1397838, 1827942, 2096757, 2741913, 3960541, 4193514, 5483826, 7921082, 11881623, 23763246, 35644869, 71289738]

約数ペア:

[(1, 71289738), (2, 35644869), (3, 23763246), (6, 11881623), (9, 7921082), (13, 5483826), (17, 4193514), (18, 3960541), (26, 2741913), (34, 2096757), (39, 1827942), (51, 1397838), (78, 913971), (102, 698919), (117, 609314), (153, 465946), (221, 322578), (234, 304657), (306, 232973), (442, 161289), (663, 107526), (1326, 53763), (1989, 35842), (3978, 17921)]