260244789

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{137}}^1\times {\mathrm{313}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 425693568

約数和(自身を除く): 165448779

約数列:

[1, 3, 7, 17, 21, 51, 119, 137, 289, 313, 357, 411, 867, 939, 959, 2023, 2191, 2329, 2877, 5321, 6069, 6573, 6987, 15963, 16303, 37247, 39593, 42881, 48909, 90457, 111741, 118779, 128643, 271371, 277151, 300167, 633199, 728977, 831453, 900501, 1899597, 2186931, 5102839, 12392609, 15308517, 37177827, 86748263, 260244789]

約数ペア:

[(1, 260244789), (3, 86748263), (7, 37177827), (17, 15308517), (21, 12392609), (51, 5102839), (119, 2186931), (137, 1899597), (289, 900501), (313, 831453), (357, 728977), (411, 633199), (867, 300167), (939, 277151), (959, 271371), (2023, 128643), (2191, 118779), (2329, 111741), (2877, 90457), (5321, 48909), (6069, 42881), (6573, 39593), (6987, 37247), (15963, 16303)]