64629663

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 100761600

約数和(自身を除く): 36131937

約数列:

[1, 3, 7, 21, 79, 163, 237, 239, 489, 553, 717, 1141, 1659, 1673, 3423, 5019, 12877, 18881, 38631, 38957, 56643, 90139, 116871, 132167, 270417, 272699, 396501, 818097, 3077603, 9232809, 21543221, 64629663]

約数ペア:

[(1, 64629663), (3, 21543221), (7, 9232809), (21, 3077603), (79, 818097), (163, 396501), (237, 272699), (239, 270417), (489, 132167), (553, 116871), (717, 90139), (1141, 56643), (1659, 38957), (1673, 38631), (3423, 18881), (5019, 12877)]