127979402

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{547}}^1$

素因数の和:746

約数の個数: 32

約数和(自身を含む): 208327680

約数和(自身を除く): 80348278

約数列:

[1, 2, 19, 38, 47, 94, 131, 262, 547, 893, 1094, 1786, 2489, 4978, 6157, 10393, 12314, 20786, 25709, 51418, 71657, 116983, 143314, 233966, 488471, 976942, 1361483, 2722966, 3367879, 6735758, 63989701, 127979402]

約数ペア:

[(1, 127979402), (2, 63989701), (19, 6735758), (38, 3367879), (47, 2722966), (94, 1361483), (131, 976942), (262, 488471), (547, 233966), (893, 143314), (1094, 116983), (1786, 71657), (2489, 51418), (4978, 25709), (6157, 20786), (10393, 12314)]