23881815

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{89}}^2$

素因数の和:256

約数の個数: 36

約数和(自身を含む): 42490344

約数和(自身を除く): 18608529

約数列:

[1, 3, 5, 9, 15, 45, 67, 89, 201, 267, 335, 445, 603, 801, 1005, 1335, 3015, 4005, 5963, 7921, 17889, 23763, 29815, 39605, 53667, 71289, 89445, 118815, 268335, 356445, 530707, 1592121, 2653535, 4776363, 7960605, 23881815]

約数ペア:

[(1, 23881815), (3, 7960605), (5, 4776363), (9, 2653535), (15, 1592121), (45, 530707), (67, 356445), (89, 268335), (201, 118815), (267, 89445), (335, 71289), (445, 53667), (603, 39605), (801, 29815), (1005, 23763), (1335, 17889), (3015, 7921), (4005, 5963)]