4019297555

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{13781}}^1$

素因数の和:14447

約数の個数: 32

約数和(自身を含む): 5945885568

約数和(自身を除く): 1926588013

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 641, 3205, 4487, 8333, 13781, 22435, 41665, 58331, 68905, 96467, 179153, 291655, 482335, 895765, 1254071, 6270355, 8833621, 44168105, 61835347, 114837073, 309176735, 574185365, 803859511, 4019297555]

約数ペア:

[(1, 4019297555), (5, 803859511), (7, 574185365), (13, 309176735), (35, 114837073), (65, 61835347), (91, 44168105), (455, 8833621), (641, 6270355), (3205, 1254071), (4487, 895765), (8333, 482335), (13781, 291655), (22435, 179153), (41665, 96467), (58331, 68905)]