153835521

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{1553}}^1$

素因数の和:1705

約数の個数: 32

約数和(自身を含む): 241678080

約数和(自身を除く): 87842559

約数列:

[1, 3, 7, 21, 53, 89, 159, 267, 371, 623, 1113, 1553, 1869, 4659, 4717, 10871, 14151, 32613, 33019, 82309, 99057, 138217, 246927, 414651, 576163, 967519, 1728489, 2902557, 7325501, 21976503, 51278507, 153835521]

約数ペア:

[(1, 153835521), (3, 51278507), (7, 21976503), (21, 7325501), (53, 2902557), (89, 1728489), (159, 967519), (267, 576163), (371, 414651), (623, 246927), (1113, 138217), (1553, 99057), (1869, 82309), (4659, 33019), (4717, 32613), (10871, 14151)]