218505591

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{5147}}^1$

素因数の和:5295

約数の個数: 24

約数和(自身を含む): 325250640

約数和(自身を除く): 106745049

約数列:

[1, 3, 9, 53, 89, 159, 267, 477, 801, 4717, 5147, 14151, 15441, 42453, 46323, 272791, 458083, 818373, 1374249, 2455119, 4122747, 24278399, 72835197, 218505591]

約数ペア:

[(1, 218505591), (3, 72835197), (9, 24278399), (53, 4122747), (89, 2455119), (159, 1374249), (267, 818373), (477, 458083), (801, 272791), (4717, 46323), (5147, 42453), (14151, 15441)]