187285217

素因数分解:

$7^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1\times {\mathrm{631}}^1$

素因数の和:1136

約数の個数: 16

約数和(自身を含む): 216902400

約数和(自身を除く): 29617183

約数列:

[1, 7, 109, 389, 631, 763, 2723, 4417, 42401, 68779, 245459, 296807, 481453, 1718213, 26755031, 187285217]

約数ペア:

[(1, 187285217), (7, 26755031), (109, 1718213), (389, 481453), (631, 296807), (763, 245459), (2723, 68779), (4417, 42401)]