51988815

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^2\times {\mathrm{523}}^1$

素因数の和:628

約数の個数: 36

約数和(自身を含む): 92248104

約数和(自身を除く): 40259289

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 523, 705, 1569, 2115, 2209, 2615, 4707, 6627, 7845, 11045, 19881, 23535, 24581, 33135, 73743, 99405, 122905, 221229, 368715, 1106145, 1155307, 3465921, 5776535, 10397763, 17329605, 51988815]

約数ペア:

[(1, 51988815), (3, 17329605), (5, 10397763), (9, 5776535), (15, 3465921), (45, 1155307), (47, 1106145), (141, 368715), (235, 221229), (423, 122905), (523, 99405), (705, 73743), (1569, 33135), (2115, 24581), (2209, 23535), (2615, 19881), (4707, 11045), (6627, 7845)]