28445948

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{1231}}^1$

素因数の和:1397

約数の個数: 24

約数和(自身を含む): 51226560

約数和(自身を除く): 22780612

約数列:

[1, 2, 4, 53, 106, 109, 212, 218, 436, 1231, 2462, 4924, 5777, 11554, 23108, 65243, 130486, 134179, 260972, 268358, 536716, 7111487, 14222974, 28445948]

約数ペア:

[(1, 28445948), (2, 14222974), (4, 7111487), (53, 536716), (106, 268358), (109, 260972), (212, 134179), (218, 130486), (436, 65243), (1231, 23108), (2462, 11554), (4924, 5777)]