28100501

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 34933248

約数和(自身を除く): 6832747

約数列:

[1, 11, 13, 37, 47, 113, 143, 407, 481, 517, 611, 1243, 1469, 1739, 4181, 5291, 5311, 6721, 16159, 19129, 22607, 45991, 54353, 58421, 69043, 196507, 248677, 597883, 759473, 2161577, 2554591, 28100501]

約数ペア:

[(1, 28100501), (11, 2554591), (13, 2161577), (37, 759473), (47, 597883), (113, 248677), (143, 196507), (407, 69043), (481, 58421), (517, 54353), (611, 45991), (1243, 22607), (1469, 19129), (1739, 16159), (4181, 6721), (5291, 5311)]