87401488

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{321329}}^1$

素因数の和:321354

約数の個数: 20

約数和(自身を含む): 179302140

約数和(自身を除く): 91900652

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 321329, 642658, 1285316, 2570632, 5141264, 5462593, 10925186, 21850372, 43700744, 87401488]

約数ペア:

[(1, 87401488), (2, 43700744), (4, 21850372), (8, 10925186), (16, 5462593), (17, 5141264), (34, 2570632), (68, 1285316), (136, 642658), (272, 321329)]