221902590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{81283}}^1$

素因数の和:81313

約数の個数: 64

約数和(自身を含む): 655474176

約数和(自身を除く): 433571586

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 81283, 162566, 243849, 406415, 487698, 568981, 812830, 1056679, 1137962, 1219245, 1706943, 2113358, 2438490, 2844905, 3170037, 3413886, 5283395, 5689810, 6340074, 7396753, 8534715, 10566790, 14793506, 15850185, 17069430, 22190259, 31700370, 36983765, 44380518, 73967530, 110951295, 221902590]

約数ペア:

[(1, 221902590), (2, 110951295), (3, 73967530), (5, 44380518), (6, 36983765), (7, 31700370), (10, 22190259), (13, 17069430), (14, 15850185), (15, 14793506), (21, 10566790), (26, 8534715), (30, 7396753), (35, 6340074), (39, 5689810), (42, 5283395), (65, 3413886), (70, 3170037), (78, 2844905), (91, 2438490), (105, 2113358), (130, 1706943), (182, 1219245), (195, 1137962), (210, 1056679), (273, 812830), (390, 568981), (455, 487698), (546, 406415), (910, 243849), (1365, 162566), (2730, 81283)]