156284135

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1031}}^1$

素因数の和:1175

約数の個数: 32

約数和(自身を含む): 221128704

約数和(自身を除く): 64844569

約数列:

[1, 5, 7, 35, 61, 71, 305, 355, 427, 497, 1031, 2135, 2485, 4331, 5155, 7217, 21655, 30317, 36085, 62891, 73201, 151585, 314455, 366005, 440237, 512407, 2201185, 2562035, 4465261, 22326305, 31256827, 156284135]

約数ペア:

[(1, 156284135), (5, 31256827), (7, 22326305), (35, 4465261), (61, 2562035), (71, 2201185), (305, 512407), (355, 440237), (427, 366005), (497, 314455), (1031, 151585), (2135, 73201), (2485, 62891), (4331, 36085), (5155, 30317), (7217, 21655)]