281031310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{41389}}^1$

素因数の和:41500

約数の個数: 32

約数和(自身を含む): 584095680

約数和(自身を除く): 303064370

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 97, 194, 485, 679, 970, 1358, 3395, 6790, 41389, 82778, 206945, 289723, 413890, 579446, 1448615, 2897230, 4014733, 8029466, 20073665, 28103131, 40147330, 56206262, 140515655, 281031310]

約数ペア:

[(1, 281031310), (2, 140515655), (5, 56206262), (7, 40147330), (10, 28103131), (14, 20073665), (35, 8029466), (70, 4014733), (97, 2897230), (194, 1448615), (485, 579446), (679, 413890), (970, 289723), (1358, 206945), (3395, 82778), (6790, 41389)]