90274191

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{521}}^1$

素因数の和:791

約数の個数: 32

約数和(自身を含む): 142184448

約数和(自身を除く): 51910257

約数列:

[1, 3, 7, 21, 37, 111, 223, 259, 521, 669, 777, 1561, 1563, 3647, 4683, 8251, 10941, 19277, 24753, 57757, 57831, 116183, 134939, 173271, 348549, 404817, 813281, 2439843, 4298771, 12896313, 30091397, 90274191]

約数ペア:

[(1, 90274191), (3, 30091397), (7, 12896313), (21, 4298771), (37, 2439843), (111, 813281), (223, 404817), (259, 348549), (521, 173271), (669, 134939), (777, 116183), (1561, 57831), (1563, 57757), (3647, 24753), (4683, 19277), (8251, 10941)]