28076545

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{229}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 40273920

約数和(自身を除く): 12197375

約数列:

[1, 5, 7, 31, 35, 113, 155, 217, 229, 565, 791, 1085, 1145, 1603, 3503, 3955, 7099, 8015, 17515, 24521, 25877, 35495, 49693, 122605, 129385, 181139, 248465, 802187, 905695, 4010935, 5615309, 28076545]

約数ペア:

[(1, 28076545), (5, 5615309), (7, 4010935), (31, 905695), (35, 802187), (113, 248465), (155, 181139), (217, 129385), (229, 122605), (565, 49693), (791, 35495), (1085, 25877), (1145, 24521), (1603, 17515), (3503, 8015), (3955, 7099)]