206920215

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{859}}^1$

素因数の和:1024

約数の個数: 48

約数和(自身を含む): 369476640

約数和(自身を除く): 162556425

約数列:

[1, 3, 5, 9, 15, 45, 53, 101, 159, 265, 303, 477, 505, 795, 859, 909, 1515, 2385, 2577, 4295, 4545, 5353, 7731, 12885, 16059, 26765, 38655, 45527, 48177, 80295, 86759, 136581, 227635, 240885, 260277, 409743, 433795, 682905, 780831, 1301385, 2048715, 3904155, 4598227, 13794681, 22991135, 41384043, 68973405, 206920215]

約数ペア:

[(1, 206920215), (3, 68973405), (5, 41384043), (9, 22991135), (15, 13794681), (45, 4598227), (53, 3904155), (101, 2048715), (159, 1301385), (265, 780831), (303, 682905), (477, 433795), (505, 409743), (795, 260277), (859, 240885), (909, 227635), (1515, 136581), (2385, 86759), (2577, 80295), (4295, 48177), (4545, 45527), (5353, 38655), (7731, 26765), (12885, 16059)]