638565342

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{51241}}^1$

素因数の和:51344

約数の個数: 32

約数和(自身を含む): 1338031104

約数和(自身を除く): 699465762

約数列:

[1, 2, 3, 6, 31, 62, 67, 93, 134, 186, 201, 402, 2077, 4154, 6231, 12462, 51241, 102482, 153723, 307446, 1588471, 3176942, 3433147, 4765413, 6866294, 9530826, 10299441, 20598882, 106427557, 212855114, 319282671, 638565342]

約数ペア:

[(1, 638565342), (2, 319282671), (3, 212855114), (6, 106427557), (31, 20598882), (62, 10299441), (67, 9530826), (93, 6866294), (134, 4765413), (186, 3433147), (201, 3176942), (402, 1588471), (2077, 307446), (4154, 153723), (6231, 102482), (12462, 51241)]