171940275

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2027}}^1$

素因数の和:2085

約数の個数: 72

約数和(自身を含む): 343259280

約数和(自身を除く): 171319005

約数列:

[1, 3, 5, 9, 13, 15, 25, 29, 39, 45, 65, 75, 87, 117, 145, 195, 225, 261, 325, 377, 435, 585, 725, 975, 1131, 1305, 1885, 2027, 2175, 2925, 3393, 5655, 6081, 6525, 9425, 10135, 16965, 18243, 26351, 28275, 30405, 50675, 58783, 79053, 84825, 91215, 131755, 152025, 176349, 237159, 293915, 395265, 456075, 529047, 658775, 764179, 881745, 1185795, 1469575, 1976325, 2292537, 2645235, 3820895, 4408725, 5928975, 6877611, 11462685, 13226175, 19104475, 34388055, 57313425, 171940275]

約数ペア:

[(1, 171940275), (3, 57313425), (5, 34388055), (9, 19104475), (13, 13226175), (15, 11462685), (25, 6877611), (29, 5928975), (39, 4408725), (45, 3820895), (65, 2645235), (75, 2292537), (87, 1976325), (117, 1469575), (145, 1185795), (195, 881745), (225, 764179), (261, 658775), (325, 529047), (377, 456075), (435, 395265), (585, 293915), (725, 237159), (975, 176349), (1131, 152025), (1305, 131755), (1885, 91215), (2027, 84825), (2175, 79053), (2925, 58783), (3393, 50675), (5655, 30405), (6081, 28275), (6525, 26351), (9425, 18243), (10135, 16965)]