291237206

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{7103}}^1$

素因数の和:7220

約数の個数: 32

約数和(自身を含む): 501258240

約数和(自身を除く): 210021034

約数列:

[1, 2, 13, 19, 26, 38, 83, 166, 247, 494, 1079, 1577, 2158, 3154, 7103, 14206, 20501, 41002, 92339, 134957, 184678, 269914, 589549, 1179098, 1754441, 3508882, 7664137, 11201431, 15328274, 22402862, 145618603, 291237206]

約数ペア:

[(1, 291237206), (2, 145618603), (13, 22402862), (19, 15328274), (26, 11201431), (38, 7664137), (83, 3508882), (166, 1754441), (247, 1179098), (494, 589549), (1079, 269914), (1577, 184678), (2158, 134957), (3154, 92339), (7103, 41002), (14206, 20501)]