215534715

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{27793}}^1$

素因数の和:27859

約数の個数: 32

約数和(自身を含む): 384224256

約数和(自身を除く): 168689541

約数列:

[1, 3, 5, 11, 15, 33, 47, 55, 141, 165, 235, 517, 705, 1551, 2585, 7755, 27793, 83379, 138965, 305723, 416895, 917169, 1306271, 1528615, 3918813, 4585845, 6531355, 14368981, 19594065, 43106943, 71844905, 215534715]

約数ペア:

[(1, 215534715), (3, 71844905), (5, 43106943), (11, 19594065), (15, 14368981), (33, 6531355), (47, 4585845), (55, 3918813), (141, 1528615), (165, 1306271), (235, 917169), (517, 416895), (705, 305723), (1551, 138965), (2585, 83379), (7755, 27793)]