13720122

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3449}}^1$

素因数の和:3487

約数の個数: 48

約数和(自身を含む): 33906600

約数和(自身を除く): 20186478

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, 3449, 3978, 6898, 10347, 20694, 31041, 44837, 58633, 62082, 89674, 117266, 134511, 175899, 269022, 351798, 403533, 527697, 762229, 807066, 1055394, 1524458, 2286687, 4573374, 6860061, 13720122]

約数ペア:

[(1, 13720122), (2, 6860061), (3, 4573374), (6, 2286687), (9, 1524458), (13, 1055394), (17, 807066), (18, 762229), (26, 527697), (34, 403533), (39, 351798), (51, 269022), (78, 175899), (102, 134511), (117, 117266), (153, 89674), (221, 62082), (234, 58633), (306, 44837), (442, 31041), (663, 20694), (1326, 10347), (1989, 6898), (3449, 3978)]