1939455

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 3953664

約数和(自身を除く): 2014209

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 47, 63, 105, 131, 141, 235, 315, 329, 393, 423, 655, 705, 917, 987, 1179, 1645, 1965, 2115, 2751, 2961, 4585, 4935, 5895, 6157, 8253, 13755, 14805, 18471, 30785, 41265, 43099, 55413, 92355, 129297, 215495, 277065, 387891, 646485, 1939455]

約数ペア:

[(1, 1939455), (3, 646485), (5, 387891), (7, 277065), (9, 215495), (15, 129297), (21, 92355), (35, 55413), (45, 43099), (47, 41265), (63, 30785), (105, 18471), (131, 14805), (141, 13755), (235, 8253), (315, 6157), (329, 5895), (393, 4935), (423, 4585), (655, 2961), (705, 2751), (917, 2115), (987, 1965), (1179, 1645)]