13904715

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 25127424

約数和(自身を除く): 11222709

約数列:

[1, 3, 5, 11, 15, 33, 47, 55, 121, 141, 163, 165, 235, 363, 489, 517, 605, 705, 815, 1551, 1793, 1815, 2445, 2585, 5379, 5687, 7661, 7755, 8965, 17061, 19723, 22983, 26895, 28435, 38305, 59169, 84271, 85305, 98615, 114915, 252813, 295845, 421355, 926981, 1264065, 2780943, 4634905, 13904715]

約数ペア:

[(1, 13904715), (3, 4634905), (5, 2780943), (11, 1264065), (15, 926981), (33, 421355), (47, 295845), (55, 252813), (121, 114915), (141, 98615), (163, 85305), (165, 84271), (235, 59169), (363, 38305), (489, 28435), (517, 26895), (605, 22983), (705, 19723), (815, 17061), (1551, 8965), (1793, 7755), (1815, 7661), (2445, 5687), (2585, 5379)]