138315216

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{221659}}^1$

素因数の和:221683

約数の個数: 40

約数和(自身を含む): 384801760

約数和(自身を除く): 246486544

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 221659, 443318, 664977, 886636, 1329954, 1773272, 2659908, 2881567, 3546544, 5319816, 5763134, 8644701, 10639632, 11526268, 17289402, 23052536, 34578804, 46105072, 69157608, 138315216]

約数ペア:

[(1, 138315216), (2, 69157608), (3, 46105072), (4, 34578804), (6, 23052536), (8, 17289402), (12, 11526268), (13, 10639632), (16, 8644701), (24, 5763134), (26, 5319816), (39, 3546544), (48, 2881567), (52, 2659908), (78, 1773272), (104, 1329954), (156, 886636), (208, 664977), (312, 443318), (624, 221659)]