208621215

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{14533}}^1$

素因数の和:14584

約数の個数: 48

約数和(自身を含む): 408114720

約数和(自身を除く): 199493505

約数列:

[1, 3, 5, 9, 11, 15, 29, 33, 45, 55, 87, 99, 145, 165, 261, 319, 435, 495, 957, 1305, 1595, 2871, 4785, 14355, 14533, 43599, 72665, 130797, 159863, 217995, 421457, 479589, 653985, 799315, 1264371, 1438767, 2107285, 2397945, 3793113, 4636027, 6321855, 7193835, 13908081, 18965565, 23180135, 41724243, 69540405, 208621215]

約数ペア:

[(1, 208621215), (3, 69540405), (5, 41724243), (9, 23180135), (11, 18965565), (15, 13908081), (29, 7193835), (33, 6321855), (45, 4636027), (55, 3793113), (87, 2397945), (99, 2107285), (145, 1438767), (165, 1264371), (261, 799315), (319, 653985), (435, 479589), (495, 421457), (957, 217995), (1305, 159863), (1595, 130797), (2871, 72665), (4785, 43599), (14355, 14533)]