131013045

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7523}}^1$

素因数の和:7583

約数の個数: 40

約数和(自身を含む): 240346656

約数和(自身を除く): 109333611

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 387, 405, 645, 1161, 1935, 3483, 5805, 7523, 17415, 22569, 37615, 67707, 112845, 203121, 323489, 338535, 609363, 970467, 1015605, 1617445, 2911401, 3046815, 4852335, 8734203, 14557005, 26202609, 43671015, 131013045]

約数ペア:

[(1, 131013045), (3, 43671015), (5, 26202609), (9, 14557005), (15, 8734203), (27, 4852335), (43, 3046815), (45, 2911401), (81, 1617445), (129, 1015605), (135, 970467), (215, 609363), (387, 338535), (405, 323489), (645, 203121), (1161, 112845), (1935, 67707), (3483, 37615), (5805, 22569), (7523, 17415)]