320666451

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1\times {\mathrm{683}}^1$

素因数の和:1055

約数の個数: 32

約数和(自身を含む): 497295360

約数和(自身を除く): 176628909

約数列:

[1, 3, 7, 21, 79, 237, 283, 553, 683, 849, 1659, 1981, 2049, 4781, 5943, 14343, 22357, 53957, 67071, 156499, 161871, 193289, 377699, 469497, 579867, 1133097, 1353023, 4059069, 15269831, 45809493, 106888817, 320666451]

約数ペア:

[(1, 320666451), (3, 106888817), (7, 45809493), (21, 15269831), (79, 4059069), (237, 1353023), (283, 1133097), (553, 579867), (683, 469497), (849, 377699), (1659, 193289), (1981, 161871), (2049, 156499), (4781, 67071), (5943, 53957), (14343, 22357)]