40627839

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 63742464

約数和(自身を除く): 23114625

約数列:

[1, 3, 7, 21, 53, 159, 173, 211, 371, 519, 633, 1113, 1211, 1477, 3633, 4431, 9169, 11183, 27507, 33549, 36503, 64183, 78281, 109509, 192549, 234843, 255521, 766563, 1934659, 5803977, 13542613, 40627839]

約数ペア:

[(1, 40627839), (3, 13542613), (7, 5803977), (21, 1934659), (53, 766563), (159, 255521), (173, 234843), (211, 192549), (371, 109509), (519, 78281), (633, 64183), (1113, 36503), (1211, 33549), (1477, 27507), (3633, 11183), (4431, 9169)]