219879931

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{2251}}^1$

素因数の和:2442

約数の個数: 16

約数和(自身を含む): 238675968

約数和(自身を除く): 18796037

約数列:

[1, 23, 31, 137, 713, 2251, 3151, 4247, 51773, 69781, 97681, 308387, 1604963, 7092901, 9559997, 219879931]

約数ペア:

[(1, 219879931), (23, 9559997), (31, 7092901), (137, 1604963), (713, 308387), (2251, 97681), (3151, 69781), (4247, 51773)]