28256516

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{7043}}^1$

素因数の和:7123

約数の個数: 24

約数和(自身を含む): 53252640

約数和(自身を除く): 24996124

約数列:

[1, 2, 4, 17, 34, 59, 68, 118, 236, 1003, 2006, 4012, 7043, 14086, 28172, 119731, 239462, 415537, 478924, 831074, 1662148, 7064129, 14128258, 28256516]

約数ペア:

[(1, 28256516), (2, 14128258), (4, 7064129), (17, 1662148), (34, 831074), (59, 478924), (68, 415537), (118, 239462), (236, 119731), (1003, 28172), (2006, 14086), (4012, 7043)]