156987165

素因数分解:

$3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 254664576

約数和(自身を除く): 97677411

約数列:

[1, 3, 5, 15, 193, 211, 257, 579, 633, 771, 965, 1055, 1285, 2895, 3165, 3855, 40723, 49601, 54227, 122169, 148803, 162681, 203615, 248005, 271135, 610845, 744015, 813405, 10465811, 31397433, 52329055, 156987165]

約数ペア:

[(1, 156987165), (3, 52329055), (5, 31397433), (15, 10465811), (193, 813405), (211, 744015), (257, 610845), (579, 271135), (633, 248005), (771, 203615), (965, 162681), (1055, 148803), (1285, 122169), (2895, 54227), (3165, 49601), (3855, 40723)]