28263274

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{313}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 48109824

約数和(自身を除く): 19846550

約数列:

[1, 2, 13, 23, 26, 46, 151, 299, 302, 313, 598, 626, 1963, 3473, 3926, 4069, 6946, 7199, 8138, 14398, 45149, 47263, 90298, 93587, 94526, 187174, 614419, 1087049, 1228838, 2174098, 14131637, 28263274]

約数ペア:

[(1, 28263274), (2, 14131637), (13, 2174098), (23, 1228838), (26, 1087049), (46, 614419), (151, 187174), (299, 94526), (302, 93587), (313, 90298), (598, 47263), (626, 45149), (1963, 14398), (3473, 8138), (3926, 7199), (4069, 6946)]