1289644590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{20287}}^1$

素因数の和:20473

約数の個数: 64

約数和(自身を含む): 3353849856

約数和(自身を除く): 2064205266

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 163, 195, 326, 390, 489, 815, 978, 1630, 2119, 2445, 4238, 4890, 6357, 10595, 12714, 20287, 21190, 31785, 40574, 60861, 63570, 101435, 121722, 202870, 263731, 304305, 527462, 608610, 791193, 1318655, 1582386, 2637310, 3306781, 3955965, 6613562, 7911930, 9920343, 16533905, 19840686, 33067810, 42988153, 49601715, 85976306, 99203430, 128964459, 214940765, 257928918, 429881530, 644822295, 1289644590]

約数ペア:

[(1, 1289644590), (2, 644822295), (3, 429881530), (5, 257928918), (6, 214940765), (10, 128964459), (13, 99203430), (15, 85976306), (26, 49601715), (30, 42988153), (39, 33067810), (65, 19840686), (78, 16533905), (130, 9920343), (163, 7911930), (195, 6613562), (326, 3955965), (390, 3306781), (489, 2637310), (815, 1582386), (978, 1318655), (1630, 791193), (2119, 608610), (2445, 527462), (4238, 304305), (4890, 263731), (6357, 202870), (10595, 121722), (12714, 101435), (20287, 63570), (21190, 60861), (31785, 40574)]