215480302

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{4937}}^1$

素因数の和:5235

約数の個数: 16

約数和(自身を含む): 327685680

約数和(自身を除く): 112205378

約数列:

[1, 2, 139, 157, 278, 314, 4937, 9874, 21823, 43646, 686243, 775109, 1372486, 1550218, 107740151, 215480302]

約数ペア:

[(1, 215480302), (2, 107740151), (139, 1550218), (157, 1372486), (278, 775109), (314, 686243), (4937, 43646), (9874, 21823)]