31980585

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3347}}^1$

素因数の和:3382

約数の個数: 48

約数和(自身を含む): 64120896

約数和(自身を除く): 32140311

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 147, 195, 245, 273, 455, 637, 735, 1365, 1911, 3185, 3347, 9555, 10041, 16735, 23429, 43511, 50205, 70287, 117145, 130533, 164003, 217555, 304577, 351435, 492009, 652665, 820015, 913731, 1522885, 2132039, 2460045, 4568655, 6396117, 10660195, 31980585]

約数ペア:

[(1, 31980585), (3, 10660195), (5, 6396117), (7, 4568655), (13, 2460045), (15, 2132039), (21, 1522885), (35, 913731), (39, 820015), (49, 652665), (65, 492009), (91, 351435), (105, 304577), (147, 217555), (195, 164003), (245, 130533), (273, 117145), (455, 70287), (637, 50205), (735, 43511), (1365, 23429), (1911, 16735), (3185, 10041), (3347, 9555)]