83213775

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{5209}}^1$

素因数の和:5296

約数の個数: 36

約数和(自身を含む): 151173360

約数和(自身を除く): 67959585

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 355, 639, 1065, 1775, 3195, 5209, 5325, 15627, 15975, 26045, 46881, 78135, 130225, 234405, 369839, 390675, 1109517, 1172025, 1849195, 3328551, 5547585, 9245975, 16642755, 27737925, 83213775]

約数ペア:

[(1, 83213775), (3, 27737925), (5, 16642755), (9, 9245975), (15, 5547585), (25, 3328551), (45, 1849195), (71, 1172025), (75, 1109517), (213, 390675), (225, 369839), (355, 234405), (639, 130225), (1065, 78135), (1775, 46881), (3195, 26045), (5209, 15975), (5325, 15627)]