81899538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3539}}^1$

素因数の和:3599

約数の個数: 64

約数和(自身を含む): 203904000

約数和(自身を除く): 122004462

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 29, 38, 42, 57, 58, 87, 114, 133, 174, 203, 266, 399, 406, 551, 609, 798, 1102, 1218, 1653, 3306, 3539, 3857, 7078, 7714, 10617, 11571, 21234, 23142, 24773, 49546, 67241, 74319, 102631, 134482, 148638, 201723, 205262, 307893, 403446, 470687, 615786, 718417, 941374, 1412061, 1436834, 1949989, 2155251, 2824122, 3899978, 4310502, 5849967, 11699934, 13649923, 27299846, 40949769, 81899538]

約数ペア:

[(1, 81899538), (2, 40949769), (3, 27299846), (6, 13649923), (7, 11699934), (14, 5849967), (19, 4310502), (21, 3899978), (29, 2824122), (38, 2155251), (42, 1949989), (57, 1436834), (58, 1412061), (87, 941374), (114, 718417), (133, 615786), (174, 470687), (203, 403446), (266, 307893), (399, 205262), (406, 201723), (551, 148638), (609, 134482), (798, 102631), (1102, 74319), (1218, 67241), (1653, 49546), (3306, 24773), (3539, 23142), (3857, 21234), (7078, 11571), (7714, 10617)]