42123855

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2423}}^1$

素因数の和:2511

約数の個数: 32

約数和(自身を含む): 72138240

約数和(自身を除く): 30014385

約数列:

[1, 3, 5, 15, 19, 57, 61, 95, 183, 285, 305, 915, 1159, 2423, 3477, 5795, 7269, 12115, 17385, 36345, 46037, 138111, 147803, 230185, 443409, 690555, 739015, 2217045, 2808257, 8424771, 14041285, 42123855]

約数ペア:

[(1, 42123855), (3, 14041285), (5, 8424771), (15, 2808257), (19, 2217045), (57, 739015), (61, 690555), (95, 443409), (183, 230185), (285, 147803), (305, 138111), (915, 46037), (1159, 36345), (2423, 17385), (3477, 12115), (5795, 7269)]