72354009

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5639}}^1$

素因数の和:5709

約数の個数: 32

約数和(自身を含む): 121282560

約数和(自身を除く): 48928551

約数列:

[1, 3, 7, 13, 21, 39, 47, 91, 141, 273, 329, 611, 987, 1833, 4277, 5639, 12831, 16917, 39473, 73307, 118419, 219921, 265033, 513149, 795099, 1539447, 1855231, 3445429, 5565693, 10336287, 24118003, 72354009]

約数ペア:

[(1, 72354009), (3, 24118003), (7, 10336287), (13, 5565693), (21, 3445429), (39, 1855231), (47, 1539447), (91, 795099), (141, 513149), (273, 265033), (329, 219921), (611, 118419), (987, 73307), (1833, 39473), (4277, 16917), (5639, 12831)]