38907645

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:410

約数の個数: 64

約数和(自身を含む): 76640256

約数和(自身を除く): 37732611

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 71, 85, 105, 119, 213, 255, 307, 355, 357, 497, 595, 921, 1065, 1207, 1491, 1535, 1785, 2149, 2485, 3621, 4605, 5219, 6035, 6447, 7455, 8449, 10745, 15657, 18105, 21797, 25347, 26095, 32235, 36533, 42245, 65391, 78285, 108985, 109599, 126735, 152579, 182665, 326955, 370549, 457737, 547995, 762895, 1111647, 1852745, 2288685, 2593843, 5558235, 7781529, 12969215, 38907645]

約数ペア:

[(1, 38907645), (3, 12969215), (5, 7781529), (7, 5558235), (15, 2593843), (17, 2288685), (21, 1852745), (35, 1111647), (51, 762895), (71, 547995), (85, 457737), (105, 370549), (119, 326955), (213, 182665), (255, 152579), (307, 126735), (355, 109599), (357, 108985), (497, 78285), (595, 65391), (921, 42245), (1065, 36533), (1207, 32235), (1491, 26095), (1535, 25347), (1785, 21797), (2149, 18105), (2485, 15657), (3621, 10745), (4605, 8449), (5219, 7455), (6035, 6447)]