428949135

素因数分解:

$3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{22859}}^1$

素因数の和:23012

約数の個数: 32

約数和(自身を含む): 768096000

約数和(自身を除く): 339146865

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 139, 417, 695, 1251, 2085, 3753, 6255, 18765, 22859, 68577, 114295, 205731, 342885, 617193, 1028655, 3085965, 3177401, 9532203, 15887005, 28596609, 47661015, 85789827, 142983045, 428949135]

約数ペア:

[(1, 428949135), (3, 142983045), (5, 85789827), (9, 47661015), (15, 28596609), (27, 15887005), (45, 9532203), (135, 3177401), (139, 3085965), (417, 1028655), (695, 617193), (1251, 342885), (2085, 205731), (3753, 114295), (6255, 68577), (18765, 22859)]