15320277

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 26906880

約数和(自身を除く): 11586603

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 97, 109, 161, 207, 291, 327, 483, 679, 763, 873, 981, 1449, 2037, 2231, 2289, 2507, 6111, 6693, 6867, 7521, 10573, 15617, 17549, 20079, 22563, 31719, 46851, 52647, 74011, 95157, 140553, 157941, 222033, 243179, 666099, 729537, 1702253, 2188611, 5106759, 15320277]

約数ペア:

[(1, 15320277), (3, 5106759), (7, 2188611), (9, 1702253), (21, 729537), (23, 666099), (63, 243179), (69, 222033), (97, 157941), (109, 140553), (161, 95157), (207, 74011), (291, 52647), (327, 46851), (483, 31719), (679, 22563), (763, 20079), (873, 17549), (981, 15617), (1449, 10573), (2037, 7521), (2231, 6867), (2289, 6693), (2507, 6111)]