15721038711

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{157837}}^1$

素因数の和:157901

約数の個数: 64

約数和(自身を含む): 29092700160

約数和(自身を除く): 13371661449

約数列:

[1, 3, 7, 9, 17, 21, 27, 31, 51, 63, 93, 119, 153, 189, 217, 279, 357, 459, 527, 651, 837, 1071, 1581, 1953, 3213, 3689, 4743, 5859, 11067, 14229, 33201, 99603, 157837, 473511, 1104859, 1420533, 2683229, 3314577, 4261599, 4892947, 8049687, 9943731, 14678841, 18782603, 24149061, 29831193, 34250629, 44036523, 56347809, 72447183, 83180099, 102751887, 132109569, 169043427, 249540297, 308255661, 507130281, 582260693, 748620891, 924766983, 1746782079, 2245862673, 5240346237, 15721038711]

約数ペア:

[(1, 15721038711), (3, 5240346237), (7, 2245862673), (9, 1746782079), (17, 924766983), (21, 748620891), (27, 582260693), (31, 507130281), (51, 308255661), (63, 249540297), (93, 169043427), (119, 132109569), (153, 102751887), (189, 83180099), (217, 72447183), (279, 56347809), (357, 44036523), (459, 34250629), (527, 29831193), (651, 24149061), (837, 18782603), (1071, 14678841), (1581, 9943731), (1953, 8049687), (3213, 4892947), (3689, 4261599), (4743, 3314577), (5859, 2683229), (11067, 1420533), (14229, 1104859), (33201, 473511), (99603, 157837)]