259517212

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 479001600

約数和(自身を除く): 219484388

約数列:

[1, 2, 4, 43, 71, 79, 86, 142, 158, 172, 269, 284, 316, 538, 1076, 3053, 3397, 5609, 6106, 6794, 11218, 11567, 12212, 13588, 19099, 21251, 22436, 23134, 38198, 42502, 46268, 76396, 85004, 241187, 482374, 821257, 913793, 964748, 1508821, 1642514, 1827586, 3017642, 3285028, 3655172, 6035284, 64879303, 129758606, 259517212]

約数ペア:

[(1, 259517212), (2, 129758606), (4, 64879303), (43, 6035284), (71, 3655172), (79, 3285028), (86, 3017642), (142, 1827586), (158, 1642514), (172, 1508821), (269, 964748), (284, 913793), (316, 821257), (538, 482374), (1076, 241187), (3053, 85004), (3397, 76396), (5609, 46268), (6106, 42502), (6794, 38198), (11218, 23134), (11567, 22436), (12212, 21251), (13588, 19099)]