9780435

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:588

約数の個数: 48

約数和(自身を含む): 19730880

約数和(自身を除く): 9950445

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 61, 63, 105, 183, 305, 315, 427, 509, 549, 915, 1281, 1527, 2135, 2545, 2745, 3563, 3843, 4581, 6405, 7635, 10689, 17815, 19215, 22905, 31049, 32067, 53445, 93147, 155245, 160335, 217343, 279441, 465735, 652029, 1086715, 1397205, 1956087, 3260145, 9780435]

約数ペア:

[(1, 9780435), (3, 3260145), (5, 1956087), (7, 1397205), (9, 1086715), (15, 652029), (21, 465735), (35, 279441), (45, 217343), (61, 160335), (63, 155245), (105, 93147), (183, 53445), (305, 32067), (315, 31049), (427, 22905), (509, 19215), (549, 17815), (915, 10689), (1281, 7635), (1527, 6405), (2135, 4581), (2545, 3843), (2745, 3563)]