71348991

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1\times {\mathrm{281}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 111103488

約数和(自身を除く): 39754497

約数列:

[1, 3, 7, 21, 107, 113, 281, 321, 339, 749, 791, 843, 1967, 2247, 2373, 5901, 12091, 30067, 31753, 36273, 84637, 90201, 95259, 210469, 222271, 253911, 631407, 666813, 3397571, 10192713, 23782997, 71348991]

約数ペア:

[(1, 71348991), (3, 23782997), (7, 10192713), (21, 3397571), (107, 666813), (113, 631407), (281, 253911), (321, 222271), (339, 210469), (749, 95259), (791, 90201), (843, 84637), (1967, 36273), (2247, 31753), (2373, 30067), (5901, 12091)]