665748138

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{1367}}^1$

素因数の和:1587

約数の個数: 64

約数和(自身を含む): 1493987328

約数和(自身を除く): 828239190

約数列:

[1, 2, 3, 6, 11, 22, 33, 47, 66, 94, 141, 157, 282, 314, 471, 517, 942, 1034, 1367, 1551, 1727, 2734, 3102, 3454, 4101, 5181, 7379, 8202, 10362, 14758, 15037, 22137, 30074, 44274, 45111, 64249, 81169, 90222, 128498, 162338, 192747, 214619, 243507, 385494, 429238, 487014, 643857, 706739, 1287714, 1413478, 2120217, 2360809, 4240434, 4721618, 7082427, 10087093, 14164854, 20174186, 30261279, 60522558, 110958023, 221916046, 332874069, 665748138]

約数ペア:

[(1, 665748138), (2, 332874069), (3, 221916046), (6, 110958023), (11, 60522558), (22, 30261279), (33, 20174186), (47, 14164854), (66, 10087093), (94, 7082427), (141, 4721618), (157, 4240434), (282, 2360809), (314, 2120217), (471, 1413478), (517, 1287714), (942, 706739), (1034, 643857), (1367, 487014), (1551, 429238), (1727, 385494), (2734, 243507), (3102, 214619), (3454, 192747), (4101, 162338), (5181, 128498), (7379, 90222), (8202, 81169), (10362, 64249), (14758, 45111), (15037, 44274), (22137, 30074)]