1561994598

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{64937}}^1$

素因数の和:65172

約数の個数: 32

約数和(自身を含む): 3304045440

約数和(自身を除く): 1742050842

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 211, 422, 633, 1266, 4009, 8018, 12027, 24054, 64937, 129874, 194811, 389622, 1233803, 2467606, 3701409, 7402818, 13701707, 27403414, 41105121, 82210242, 260332433, 520664866, 780997299, 1561994598]

約数ペア:

[(1, 1561994598), (2, 780997299), (3, 520664866), (6, 260332433), (19, 82210242), (38, 41105121), (57, 27403414), (114, 13701707), (211, 7402818), (422, 3701409), (633, 2467606), (1266, 1233803), (4009, 389622), (8018, 194811), (12027, 129874), (24054, 64937)]