28103895

素因数分解:

$3^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1163}}^1$

素因数の和:1356

約数の個数: 32

約数和(自身を含む): 50284800

約数和(自身を除く): 22180905

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 179, 537, 895, 1163, 1611, 2685, 3489, 4833, 5815, 8055, 10467, 17445, 24165, 31401, 52335, 157005, 208177, 624531, 1040885, 1873593, 3122655, 5620779, 9367965, 28103895]

約数ペア:

[(1, 28103895), (3, 9367965), (5, 5620779), (9, 3122655), (15, 1873593), (27, 1040885), (45, 624531), (135, 208177), (179, 157005), (537, 52335), (895, 31401), (1163, 24165), (1611, 17445), (2685, 10467), (3489, 8055), (4833, 5815)]