128818956

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{17231}}^1$

素因数の和:17334

約数の個数: 48

約数和(自身を含む): 347397120

約数和(自身を除く): 218578164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 89, 178, 267, 356, 534, 623, 1068, 1246, 1869, 2492, 3738, 7476, 17231, 34462, 51693, 68924, 103386, 120617, 206772, 241234, 361851, 482468, 723702, 1447404, 1533559, 3067118, 4600677, 6134236, 9201354, 10734913, 18402708, 21469826, 32204739, 42939652, 64409478, 128818956]

約数ペア:

[(1, 128818956), (2, 64409478), (3, 42939652), (4, 32204739), (6, 21469826), (7, 18402708), (12, 10734913), (14, 9201354), (21, 6134236), (28, 4600677), (42, 3067118), (84, 1533559), (89, 1447404), (178, 723702), (267, 482468), (356, 361851), (534, 241234), (623, 206772), (1068, 120617), (1246, 103386), (1869, 68924), (2492, 51693), (3738, 34462), (7476, 17231)]