15309855

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 29281824

約数和(自身を除く): 13971969

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 157, 165, 197, 471, 495, 591, 785, 985, 1413, 1727, 1773, 2167, 2355, 2955, 5181, 6501, 7065, 8635, 8865, 10835, 15543, 19503, 25905, 30929, 32505, 77715, 92787, 97515, 154645, 278361, 340219, 463935, 1020657, 1391805, 1701095, 3061971, 5103285, 15309855]

約数ペア:

[(1, 15309855), (3, 5103285), (5, 3061971), (9, 1701095), (11, 1391805), (15, 1020657), (33, 463935), (45, 340219), (55, 278361), (99, 154645), (157, 97515), (165, 92787), (197, 77715), (471, 32505), (495, 30929), (591, 25905), (785, 19503), (985, 15543), (1413, 10835), (1727, 8865), (1773, 8635), (2167, 7065), (2355, 6501), (2955, 5181)]