12156631221

素因数分解:

$3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{3885149}}^1$

素因数の和:3885308

約数の個数: 16

約数和(自身を含む): 18648720000

約数和(自身を除く): 6492088779

約数列:

[1, 3, 7, 21, 149, 447, 1043, 3129, 3885149, 11655447, 27196043, 81588129, 578887201, 1736661603, 4052210407, 12156631221]

約数ペア:

[(1, 12156631221), (3, 4052210407), (7, 1736661603), (21, 578887201), (149, 81588129), (447, 27196043), (1043, 11655447), (3129, 3885149)]