15412215

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1613}}^1$

素因数の和:1648

約数の個数: 48

約数和(自身を含む): 30911328

約数和(自身を除く): 15499113

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 147, 195, 245, 273, 455, 637, 735, 1365, 1613, 1911, 3185, 4839, 8065, 9555, 11291, 20969, 24195, 33873, 56455, 62907, 79037, 104845, 146783, 169365, 237111, 314535, 395185, 440349, 733915, 1027481, 1185555, 2201745, 3082443, 5137405, 15412215]

約数ペア:

[(1, 15412215), (3, 5137405), (5, 3082443), (7, 2201745), (13, 1185555), (15, 1027481), (21, 733915), (35, 440349), (39, 395185), (49, 314535), (65, 237111), (91, 169365), (105, 146783), (147, 104845), (195, 79037), (245, 62907), (273, 56455), (455, 33873), (637, 24195), (735, 20969), (1365, 11291), (1613, 9555), (1911, 8065), (3185, 4839)]