75316815

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1321}}^1$

素因数の和:1520

約数の個数: 48

約数和(自身を含む): 150136896

約数和(自身を除く): 74820081

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 181, 315, 543, 905, 1267, 1321, 1629, 2715, 3801, 3963, 6335, 6605, 8145, 9247, 11403, 11889, 19005, 19815, 27741, 46235, 57015, 59445, 83223, 138705, 239101, 416115, 717303, 1195505, 1673707, 2151909, 3586515, 5021121, 8368535, 10759545, 15063363, 25105605, 75316815]

約数ペア:

[(1, 75316815), (3, 25105605), (5, 15063363), (7, 10759545), (9, 8368535), (15, 5021121), (21, 3586515), (35, 2151909), (45, 1673707), (63, 1195505), (105, 717303), (181, 416115), (315, 239101), (543, 138705), (905, 83223), (1267, 59445), (1321, 57015), (1629, 46235), (2715, 27741), (3801, 19815), (3963, 19005), (6335, 11889), (6605, 11403), (8145, 9247)]