207849375

素因数分解:

$3^3\times 5^4\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:251

約数の個数: 80

約数和(自身を含む): 391749600

約数和(自身を除く): 183900225

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 109, 113, 125, 135, 225, 327, 339, 375, 545, 565, 625, 675, 981, 1017, 1125, 1635, 1695, 1875, 2725, 2825, 2943, 3051, 3375, 4905, 5085, 5625, 8175, 8475, 12317, 13625, 14125, 14715, 15255, 16875, 24525, 25425, 36951, 40875, 42375, 61585, 68125, 70625, 73575, 76275, 110853, 122625, 127125, 184755, 204375, 211875, 307925, 332559, 367875, 381375, 554265, 613125, 635625, 923775, 1539625, 1662795, 1839375, 1906875, 2771325, 4618875, 7698125, 8313975, 13856625, 23094375, 41569875, 69283125, 207849375]

約数ペア:

[(1, 207849375), (3, 69283125), (5, 41569875), (9, 23094375), (15, 13856625), (25, 8313975), (27, 7698125), (45, 4618875), (75, 2771325), (109, 1906875), (113, 1839375), (125, 1662795), (135, 1539625), (225, 923775), (327, 635625), (339, 613125), (375, 554265), (545, 381375), (565, 367875), (625, 332559), (675, 307925), (981, 211875), (1017, 204375), (1125, 184755), (1635, 127125), (1695, 122625), (1875, 110853), (2725, 76275), (2825, 73575), (2943, 70625), (3051, 68125), (3375, 61585), (4905, 42375), (5085, 40875), (5625, 36951), (8175, 25425), (8475, 24525), (12317, 16875), (13625, 15255), (14125, 14715)]