280808886

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{20147}}^1$

素因数の和:20276

約数の個数: 32

約数和(自身を含む): 591867648

約数和(自身を除く): 311058762

約数列:

[1, 2, 3, 6, 23, 46, 69, 101, 138, 202, 303, 606, 2323, 4646, 6969, 13938, 20147, 40294, 60441, 120882, 463381, 926762, 1390143, 2034847, 2780286, 4069694, 6104541, 12209082, 46801481, 93602962, 140404443, 280808886]

約数ペア:

[(1, 280808886), (2, 140404443), (3, 93602962), (6, 46801481), (23, 12209082), (46, 6104541), (69, 4069694), (101, 2780286), (138, 2034847), (202, 1390143), (303, 926762), (606, 463381), (2323, 120882), (4646, 60441), (6969, 40294), (13938, 20147)]