215865738

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{26591}}^1$

素因数の和:26651

約数の個数: 48

約数和(自身を含む): 522692352

約数和(自身を除く): 306826614

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 41, 66, 82, 99, 123, 198, 246, 369, 451, 738, 902, 1353, 2706, 4059, 8118, 26591, 53182, 79773, 159546, 239319, 292501, 478638, 585002, 877503, 1090231, 1755006, 2180462, 2632509, 3270693, 5265018, 6541386, 9812079, 11992541, 19624158, 23985082, 35977623, 71955246, 107932869, 215865738]

約数ペア:

[(1, 215865738), (2, 107932869), (3, 71955246), (6, 35977623), (9, 23985082), (11, 19624158), (18, 11992541), (22, 9812079), (33, 6541386), (41, 5265018), (66, 3270693), (82, 2632509), (99, 2180462), (123, 1755006), (198, 1090231), (246, 877503), (369, 585002), (451, 478638), (738, 292501), (902, 239319), (1353, 159546), (2706, 79773), (4059, 53182), (8118, 26591)]