138021572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3631}}^1$

素因数の和:3708

約数の個数: 48

約数和(自身を含む): 281901312

約数和(自身を除く): 143879740

約数列:

[1, 2, 4, 13, 17, 26, 34, 43, 52, 68, 86, 172, 221, 442, 559, 731, 884, 1118, 1462, 2236, 2924, 3631, 7262, 9503, 14524, 19006, 38012, 47203, 61727, 94406, 123454, 156133, 188812, 246908, 312266, 624532, 802451, 1604902, 2029729, 2654261, 3209804, 4059458, 5308522, 8118916, 10617044, 34505393, 69010786, 138021572]

約数ペア:

[(1, 138021572), (2, 69010786), (4, 34505393), (13, 10617044), (17, 8118916), (26, 5308522), (34, 4059458), (43, 3209804), (52, 2654261), (68, 2029729), (86, 1604902), (172, 802451), (221, 624532), (442, 312266), (559, 246908), (731, 188812), (884, 156133), (1118, 123454), (1462, 94406), (2236, 61727), (2924, 47203), (3631, 38012), (7262, 19006), (9503, 14524)]