28246295

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 44126208

約数和(自身を除く): 15879913

約数列:

[1, 5, 7, 11, 35, 47, 49, 55, 77, 223, 235, 245, 329, 385, 517, 539, 1115, 1561, 1645, 2303, 2453, 2585, 2695, 3619, 7805, 10481, 10927, 11515, 12265, 17171, 18095, 25333, 52405, 54635, 73367, 85855, 115291, 120197, 126665, 366835, 513569, 576455, 600985, 807037, 2567845, 4035185, 5649259, 28246295]

約数ペア:

[(1, 28246295), (5, 5649259), (7, 4035185), (11, 2567845), (35, 807037), (47, 600985), (49, 576455), (55, 513569), (77, 366835), (223, 126665), (235, 120197), (245, 115291), (329, 85855), (385, 73367), (517, 54635), (539, 52405), (1115, 25333), (1561, 18095), (1645, 17171), (2303, 12265), (2453, 11515), (2585, 10927), (2695, 10481), (3619, 7805)]