28321272

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{18731}}^1$

素因数の和:18753

約数の個数: 64

約数和(自身を含む): 89913600

約数和(自身を除く): 61592328

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 18731, 37462, 56193, 74924, 112386, 131117, 149848, 168579, 224772, 262234, 337158, 393351, 449544, 505737, 524468, 674316, 786702, 1011474, 1048936, 1180053, 1348632, 1573404, 2022948, 2360106, 3146808, 3540159, 4045896, 4720212, 7080318, 9440424, 14160636, 28321272]

約数ペア:

[(1, 28321272), (2, 14160636), (3, 9440424), (4, 7080318), (6, 4720212), (7, 4045896), (8, 3540159), (9, 3146808), (12, 2360106), (14, 2022948), (18, 1573404), (21, 1348632), (24, 1180053), (27, 1048936), (28, 1011474), (36, 786702), (42, 674316), (54, 524468), (56, 505737), (63, 449544), (72, 393351), (84, 337158), (108, 262234), (126, 224772), (168, 168579), (189, 149848), (216, 131117), (252, 112386), (378, 74924), (504, 56193), (756, 37462), (1512, 18731)]