201081285

素因数分解:

$3^5\times 5^1\times {\mathrm{359}}^1\times {\mathrm{461}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 363242880

約数和(自身を除く): 162161595

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 359, 405, 461, 1077, 1215, 1383, 1795, 2305, 3231, 4149, 5385, 6915, 9693, 12447, 16155, 20745, 29079, 37341, 48465, 62235, 87237, 112023, 145395, 165499, 186705, 436185, 496497, 560115, 827495, 1489491, 2482485, 4468473, 7447455, 13405419, 22342365, 40216257, 67027095, 201081285]

約数ペア:

[(1, 201081285), (3, 67027095), (5, 40216257), (9, 22342365), (15, 13405419), (27, 7447455), (45, 4468473), (81, 2482485), (135, 1489491), (243, 827495), (359, 560115), (405, 496497), (461, 436185), (1077, 186705), (1215, 165499), (1383, 145395), (1795, 112023), (2305, 87237), (3231, 62235), (4149, 48465), (5385, 37341), (6915, 29079), (9693, 20745), (12447, 16155)]