129219987

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{383}}^1$

素因数の和:651

約数の個数: 32

約数和(自身を含む): 191471616

約数和(自身を除く): 62251629

約数列:

[1, 3, 13, 39, 41, 123, 211, 383, 533, 633, 1149, 1599, 2743, 4979, 8229, 8651, 14937, 15703, 25953, 47109, 80813, 112463, 204139, 242439, 337389, 612417, 1050569, 3151707, 3313333, 9939999, 43073329, 129219987]

約数ペア:

[(1, 129219987), (3, 43073329), (13, 9939999), (39, 3313333), (41, 3151707), (123, 1050569), (211, 612417), (383, 337389), (533, 242439), (633, 204139), (1149, 112463), (1599, 80813), (2743, 47109), (4979, 25953), (8229, 15703), (8651, 14937)]