390154382

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{77813}}^1$

素因数の和:77947

約数の個数: 16

約数和(自身を含む): 616286880

約数和(自身を除く): 226132498

約数列:

[1, 2, 23, 46, 109, 218, 2507, 5014, 77813, 155626, 1789699, 3579398, 8481617, 16963234, 195077191, 390154382]

約数ペア:

[(1, 390154382), (2, 195077191), (23, 16963234), (46, 8481617), (109, 3579398), (218, 1789699), (2507, 155626), (5014, 77813)]