221042025

素因数分解:

$3^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{16651}}^1$

素因数の和:16726

約数の個数: 36

約数和(自身を含む): 402645360

約数和(自身を除く): 181603335

約数列:

[1, 3, 5, 9, 15, 25, 45, 59, 75, 177, 225, 295, 531, 885, 1475, 2655, 4425, 13275, 16651, 49953, 83255, 149859, 249765, 416275, 749295, 982409, 1248825, 2947227, 3746475, 4912045, 8841681, 14736135, 24560225, 44208405, 73680675, 221042025]

約数ペア:

[(1, 221042025), (3, 73680675), (5, 44208405), (9, 24560225), (15, 14736135), (25, 8841681), (45, 4912045), (59, 3746475), (75, 2947227), (177, 1248825), (225, 982409), (295, 749295), (531, 416275), (885, 249765), (1475, 149859), (2655, 83255), (4425, 49953), (13275, 16651)]