15380631

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4787}}^1$

素因数の和:4820

約数の個数: 32

約数和(自身を含む): 27578880

約数和(自身を除く): 12198249

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 4787, 14361, 33509, 43083, 81379, 100527, 129249, 244137, 301581, 569653, 732411, 904743, 1708959, 2197233, 5126877, 15380631]

約数ペア:

[(1, 15380631), (3, 5126877), (7, 2197233), (9, 1708959), (17, 904743), (21, 732411), (27, 569653), (51, 301581), (63, 244137), (119, 129249), (153, 100527), (189, 81379), (357, 43083), (459, 33509), (1071, 14361), (3213, 4787)]