74838491

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 95800320

約数和(自身を除く): 20961829

約数列:

[1, 7, 13, 53, 59, 91, 263, 371, 413, 689, 767, 1841, 3127, 3419, 4823, 5369, 13939, 15517, 21889, 23933, 40651, 97573, 108619, 181207, 201721, 284557, 822401, 1268449, 1412047, 5756807, 10691213, 74838491]

約数ペア:

[(1, 74838491), (7, 10691213), (13, 5756807), (53, 1412047), (59, 1268449), (91, 822401), (263, 284557), (371, 201721), (413, 181207), (689, 108619), (767, 97573), (1841, 40651), (3127, 23933), (3419, 21889), (4823, 15517), (5369, 13939)]