138315828

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{235231}}^1$

素因数の和:235252

約数の個数: 36

約数和(自身を含む): 375430272

約数和(自身を除く): 237114444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 235231, 470462, 705693, 940924, 1411386, 1646617, 2822772, 3293234, 4939851, 6586468, 9879702, 11526319, 19759404, 23052638, 34578957, 46105276, 69157914, 138315828]

約数ペア:

[(1, 138315828), (2, 69157914), (3, 46105276), (4, 34578957), (6, 23052638), (7, 19759404), (12, 11526319), (14, 9879702), (21, 6586468), (28, 4939851), (42, 3293234), (49, 2822772), (84, 1646617), (98, 1411386), (147, 940924), (196, 705693), (294, 470462), (588, 235231)]