15705734135

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1\times {\mathrm{1721}}^1$

素因数の和:2424

約数の個数: 64

約数和(自身を含む): 23995367424

約数和(自身を除く): 8289633289

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 155, 217, 403, 455, 647, 1085, 1721, 2015, 2821, 3235, 4529, 8411, 8605, 12047, 14105, 20057, 22373, 22645, 42055, 53351, 58877, 60235, 100285, 111865, 140399, 156611, 260741, 266755, 294385, 373457, 693563, 701995, 783055, 1113487, 1303705, 1825187, 1867285, 3467815, 4854941, 5567435, 7794409, 9125935, 14475331, 24274705, 34518097, 38972045, 72376655, 101327317, 172590485, 241626679, 448735261, 506636585, 1208133395, 2243676305, 3141146827, 15705734135]

約数ペア:

[(1, 15705734135), (5, 3141146827), (7, 2243676305), (13, 1208133395), (31, 506636585), (35, 448735261), (65, 241626679), (91, 172590485), (155, 101327317), (217, 72376655), (403, 38972045), (455, 34518097), (647, 24274705), (1085, 14475331), (1721, 9125935), (2015, 7794409), (2821, 5567435), (3235, 4854941), (4529, 3467815), (8411, 1867285), (8605, 1825187), (12047, 1303705), (14105, 1113487), (20057, 783055), (22373, 701995), (22645, 693563), (42055, 373457), (53351, 294385), (58877, 266755), (60235, 260741), (100285, 156611), (111865, 140399)]