819795

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:123

約数の個数: 32

約数和(自身を含む): 1419264

約数和(自身を除く): 599469

約数列:

[1, 3, 5, 15, 31, 41, 43, 93, 123, 129, 155, 205, 215, 465, 615, 645, 1271, 1333, 1763, 3813, 3999, 5289, 6355, 6665, 8815, 19065, 19995, 26445, 54653, 163959, 273265, 819795]

約数ペア:

[(1, 819795), (3, 273265), (5, 163959), (15, 54653), (31, 26445), (41, 19995), (43, 19065), (93, 8815), (123, 6665), (129, 6355), (155, 5289), (205, 3999), (215, 3813), (465, 1763), (615, 1333), (645, 1271)]