15421328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{491}}^1$

素因数の和:663

約数の個数: 40

約数和(自身を含む): 32456256

約数和(自身を除く): 17034928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 151, 208, 302, 491, 604, 982, 1208, 1963, 1964, 2416, 3926, 3928, 6383, 7852, 7856, 12766, 15704, 25532, 31408, 51064, 74141, 102128, 148282, 296564, 593128, 963833, 1186256, 1927666, 3855332, 7710664, 15421328]

約数ペア:

[(1, 15421328), (2, 7710664), (4, 3855332), (8, 1927666), (13, 1186256), (16, 963833), (26, 593128), (52, 296564), (104, 148282), (151, 102128), (208, 74141), (302, 51064), (491, 31408), (604, 25532), (982, 15704), (1208, 12766), (1963, 7856), (1964, 7852), (2416, 6383), (3926, 3928)]