15149421

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7757}}^1$

素因数の和:7801

約数の個数: 24

約数和(自身を含む): 25818624

約数和(自身を除く): 10669203

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 7757, 23271, 54299, 69813, 162897, 240467, 488691, 721401, 1683269, 2164203, 5049807, 15149421]

約数ペア:

[(1, 15149421), (3, 5049807), (7, 2164203), (9, 1683269), (21, 721401), (31, 488691), (63, 240467), (93, 162897), (217, 69813), (279, 54299), (651, 23271), (1953, 7757)]