237438145

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{4129}}^1$

素因数の和:4225

約数の個数: 32

約数和(自身を含む): 342558720

約数和(自身を除く): 105120575

約数列:

[1, 5, 7, 31, 35, 53, 155, 217, 265, 371, 1085, 1643, 1855, 4129, 8215, 11501, 20645, 28903, 57505, 127999, 144515, 218837, 639995, 895993, 1094185, 1531859, 4479965, 6783947, 7659295, 33919735, 47487629, 237438145]

約数ペア:

[(1, 237438145), (5, 47487629), (7, 33919735), (31, 7659295), (35, 6783947), (53, 4479965), (155, 1531859), (217, 1094185), (265, 895993), (371, 639995), (1085, 218837), (1643, 144515), (1855, 127999), (4129, 57505), (8215, 28903), (11501, 20645)]