128857470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{613607}}^1$

素因数の和:613624

約数の個数: 32

約数和(自身を含む): 353438208

約数和(自身を除く): 224580738

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 613607, 1227214, 1840821, 3068035, 3681642, 4295249, 6136070, 8590498, 9204105, 12885747, 18408210, 21476245, 25771494, 42952490, 64428735, 128857470]

約数ペア:

[(1, 128857470), (2, 64428735), (3, 42952490), (5, 25771494), (6, 21476245), (7, 18408210), (10, 12885747), (14, 9204105), (15, 8590498), (21, 6136070), (30, 4295249), (35, 3681642), (42, 3068035), (70, 1840821), (105, 1227214), (210, 613607)]