210004995

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{2333}}^1$

素因数の和:2711

約数の個数: 32

約数和(自身を含む): 356933952

約数和(自身を除く): 146928957

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 353, 1059, 1765, 2333, 5295, 6001, 6999, 11665, 18003, 30005, 34995, 39661, 90015, 118983, 198305, 594915, 823549, 2470647, 4117745, 12353235, 14000333, 42000999, 70001665, 210004995]

約数ペア:

[(1, 210004995), (3, 70001665), (5, 42000999), (15, 14000333), (17, 12353235), (51, 4117745), (85, 2470647), (255, 823549), (353, 594915), (1059, 198305), (1765, 118983), (2333, 90015), (5295, 39661), (6001, 34995), (6999, 30005), (11665, 18003)]