28195695

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6329}}^1$

素因数の和:6357

約数の個数: 40

約数和(自身を含む): 55146960

約数和(自身を除く): 26951265

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 297, 405, 495, 891, 1485, 4455, 6329, 18987, 31645, 56961, 69619, 94935, 170883, 208857, 284805, 348095, 512649, 626571, 854415, 1044285, 1879713, 2563245, 3132855, 5639139, 9398565, 28195695]

約数ペア:

[(1, 28195695), (3, 9398565), (5, 5639139), (9, 3132855), (11, 2563245), (15, 1879713), (27, 1044285), (33, 854415), (45, 626571), (55, 512649), (81, 348095), (99, 284805), (135, 208857), (165, 170883), (297, 94935), (405, 69619), (495, 56961), (891, 31645), (1485, 18987), (4455, 6329)]