15229215

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1$

素因数の和:1261

約数の個数: 40

約数和(自身を含む): 28203648

約数和(自身を除く): 12974433

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 279, 405, 465, 837, 1213, 1395, 2511, 3639, 4185, 6065, 10917, 12555, 18195, 32751, 37603, 54585, 98253, 112809, 163755, 188015, 338427, 491265, 564045, 1015281, 1692135, 3045843, 5076405, 15229215]

約数ペア:

[(1, 15229215), (3, 5076405), (5, 3045843), (9, 1692135), (15, 1015281), (27, 564045), (31, 491265), (45, 338427), (81, 188015), (93, 163755), (135, 112809), (155, 98253), (279, 54585), (405, 37603), (465, 32751), (837, 18195), (1213, 12555), (1395, 10917), (2511, 6065), (3639, 4185)]