40947855

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{557}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 73522080

約数和(自身を除く): 32574225

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 87, 145, 169, 195, 377, 435, 507, 557, 845, 1131, 1671, 1885, 2535, 2785, 4901, 5655, 7241, 8355, 14703, 16153, 21723, 24505, 36205, 48459, 73515, 80765, 94133, 108615, 209989, 242295, 282399, 470665, 629967, 1049945, 1411995, 2729857, 3149835, 8189571, 13649285, 40947855]

約数ペア:

[(1, 40947855), (3, 13649285), (5, 8189571), (13, 3149835), (15, 2729857), (29, 1411995), (39, 1049945), (65, 629967), (87, 470665), (145, 282399), (169, 242295), (195, 209989), (377, 108615), (435, 94133), (507, 80765), (557, 73515), (845, 48459), (1131, 36205), (1671, 24505), (1885, 21723), (2535, 16153), (2785, 14703), (4901, 8355), (5655, 7241)]