297216530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73751}}^1$

素因数の和:73802

約数の個数: 32

約数和(自身を含む): 594736128

約数和(自身を除く): 297519598

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 73751, 147502, 368755, 737510, 958763, 1917526, 2286281, 4572562, 4793815, 9587630, 11431405, 22862810, 29721653, 59443306, 148608265, 297216530]

約数ペア:

[(1, 297216530), (2, 148608265), (5, 59443306), (10, 29721653), (13, 22862810), (26, 11431405), (31, 9587630), (62, 4793815), (65, 4572562), (130, 2286281), (155, 1917526), (310, 958763), (403, 737510), (806, 368755), (2015, 147502), (4030, 73751)]