1247395825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{7283}}^1$

素因数の和:7354

約数の個数: 48

約数和(自身を含む): 1820883456

約数和(自身を除く): 573487631

約数列:

[1, 5, 13, 17, 25, 31, 65, 85, 155, 221, 325, 403, 425, 527, 775, 1105, 2015, 2635, 5525, 6851, 7283, 10075, 13175, 34255, 36415, 94679, 123811, 171275, 182075, 225773, 473395, 619055, 1128865, 1609543, 2366975, 2935049, 3095275, 3838141, 5644325, 8047715, 14675245, 19190705, 40238575, 49895833, 73376225, 95953525, 249479165, 1247395825]

約数ペア:

[(1, 1247395825), (5, 249479165), (13, 95953525), (17, 73376225), (25, 49895833), (31, 40238575), (65, 19190705), (85, 14675245), (155, 8047715), (221, 5644325), (325, 3838141), (403, 3095275), (425, 2935049), (527, 2366975), (775, 1609543), (1105, 1128865), (2015, 619055), (2635, 473395), (5525, 225773), (6851, 182075), (7283, 171275), (10075, 123811), (13175, 94679), (34255, 36415)]