15721762616

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{26987}}^1$

素因数の和:27204

約数の個数: 64

約数和(自身を含む): 34354644480

約数和(自身を除く): 18632881864

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 103, 202, 206, 404, 412, 707, 721, 808, 824, 1414, 1442, 2828, 2884, 5656, 5768, 10403, 20806, 26987, 41612, 53974, 72821, 83224, 107948, 145642, 188909, 215896, 291284, 377818, 582568, 755636, 1511272, 2725687, 2779661, 5451374, 5559322, 10902748, 11118644, 19079809, 19457627, 21805496, 22237288, 38159618, 38915254, 76319236, 77830508, 152638472, 155661016, 280745761, 561491522, 1122983044, 1965220327, 2245966088, 3930440654, 7860881308, 15721762616]

約数ペア:

[(1, 15721762616), (2, 7860881308), (4, 3930440654), (7, 2245966088), (8, 1965220327), (14, 1122983044), (28, 561491522), (56, 280745761), (101, 155661016), (103, 152638472), (202, 77830508), (206, 76319236), (404, 38915254), (412, 38159618), (707, 22237288), (721, 21805496), (808, 19457627), (824, 19079809), (1414, 11118644), (1442, 10902748), (2828, 5559322), (2884, 5451374), (5656, 2779661), (5768, 2725687), (10403, 1511272), (20806, 755636), (26987, 582568), (41612, 377818), (53974, 291284), (72821, 215896), (83224, 188909), (107948, 145642)]