61421415

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{787}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 110673024

約数和(自身を除く): 49251609

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 121, 129, 165, 215, 363, 473, 605, 645, 787, 1419, 1815, 2361, 2365, 3935, 5203, 7095, 8657, 11805, 15609, 25971, 26015, 33841, 43285, 78045, 95227, 101523, 129855, 169205, 285681, 372251, 476135, 507615, 1116753, 1428405, 1861255, 4094761, 5583765, 12284283, 20473805, 61421415]

約数ペア:

[(1, 61421415), (3, 20473805), (5, 12284283), (11, 5583765), (15, 4094761), (33, 1861255), (43, 1428405), (55, 1116753), (121, 507615), (129, 476135), (165, 372251), (215, 285681), (363, 169205), (473, 129855), (605, 101523), (645, 95227), (787, 78045), (1419, 43285), (1815, 33841), (2361, 26015), (2365, 25971), (3935, 15609), (5203, 11805), (7095, 8657)]