42187425

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{751}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 80566272

約数和(自身を除く): 38378847

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 107, 175, 321, 525, 535, 749, 751, 1605, 2247, 2253, 2675, 3745, 3755, 5257, 8025, 11235, 11265, 15771, 18725, 18775, 26285, 56175, 56325, 78855, 80357, 131425, 241071, 394275, 401785, 562499, 1205355, 1687497, 2008925, 2812495, 6026775, 8437485, 14062475, 42187425]

約数ペア:

[(1, 42187425), (3, 14062475), (5, 8437485), (7, 6026775), (15, 2812495), (21, 2008925), (25, 1687497), (35, 1205355), (75, 562499), (105, 401785), (107, 394275), (175, 241071), (321, 131425), (525, 80357), (535, 78855), (749, 56325), (751, 56175), (1605, 26285), (2247, 18775), (2253, 18725), (2675, 15771), (3745, 11265), (3755, 11235), (5257, 8025)]