901425

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 1821312

約数和(自身を除く): 919887

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 75, 85, 101, 105, 119, 175, 255, 303, 357, 425, 505, 525, 595, 707, 1275, 1515, 1717, 1785, 2121, 2525, 2975, 3535, 5151, 7575, 8585, 8925, 10605, 12019, 17675, 25755, 36057, 42925, 53025, 60095, 128775, 180285, 300475, 901425]

約数ペア:

[(1, 901425), (3, 300475), (5, 180285), (7, 128775), (15, 60095), (17, 53025), (21, 42925), (25, 36057), (35, 25755), (51, 17675), (75, 12019), (85, 10605), (101, 8925), (105, 8585), (119, 7575), (175, 5151), (255, 3535), (303, 2975), (357, 2525), (425, 2121), (505, 1785), (525, 1717), (595, 1515), (707, 1275)]