71557485

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{983}}^1$

素因数の和:1225

約数の個数: 32

約数和(自身を含む): 120158208

約数和(自身を除く): 48600723

約数列:

[1, 3, 5, 15, 23, 69, 115, 211, 345, 633, 983, 1055, 2949, 3165, 4853, 4915, 14559, 14745, 22609, 24265, 67827, 72795, 113045, 207413, 339135, 622239, 1037065, 3111195, 4770499, 14311497, 23852495, 71557485]

約数ペア:

[(1, 71557485), (3, 23852495), (5, 14311497), (15, 4770499), (23, 3111195), (69, 1037065), (115, 622239), (211, 339135), (345, 207413), (633, 113045), (983, 72795), (1055, 67827), (2949, 24265), (3165, 22609), (4853, 14745), (4915, 14559)]