51631290

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{191227}}^1$

素因数の和:191243

約数の個数: 32

約数和(自身を含む): 137684160

約数和(自身を除く): 86052870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 191227, 382454, 573681, 956135, 1147362, 1721043, 1912270, 2868405, 3442086, 5163129, 5736810, 8605215, 10326258, 17210430, 25815645, 51631290]

約数ペア:

[(1, 51631290), (2, 25815645), (3, 17210430), (5, 10326258), (6, 8605215), (9, 5736810), (10, 5163129), (15, 3442086), (18, 2868405), (27, 1912270), (30, 1721043), (45, 1147362), (54, 956135), (90, 573681), (135, 382454), (270, 191227)]