13043765

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 18869760

約数和(自身を除く): 5825995

約数列:

[1, 5, 7, 29, 35, 71, 145, 181, 203, 355, 497, 905, 1015, 1267, 2059, 2485, 5249, 6335, 10295, 12851, 14413, 26245, 36743, 64255, 72065, 89957, 183715, 372679, 449785, 1863395, 2608753, 13043765]

約数ペア:

[(1, 13043765), (5, 2608753), (7, 1863395), (29, 449785), (35, 372679), (71, 183715), (145, 89957), (181, 72065), (203, 64255), (355, 36743), (497, 26245), (905, 14413), (1015, 12851), (1267, 10295), (2059, 6335), (2485, 5249)]