156987546891

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2671}}^1\times {\mathrm{121687}}^1$

素因数の和:124391

約数の個数: 32

約数和(自身を含む): 249715458048

約数和(自身を除く): 92727911157

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 2671, 8013, 18697, 56091, 61433, 121687, 184299, 365061, 430031, 851809, 1290093, 2555427, 2798801, 8396403, 19591607, 58774821, 325025977, 975077931, 2275181839, 6825545517, 7475597471, 22426792413, 52329182297, 156987546891]

約数ペア:

[(1, 156987546891), (3, 52329182297), (7, 22426792413), (21, 7475597471), (23, 6825545517), (69, 2275181839), (161, 975077931), (483, 325025977), (2671, 58774821), (8013, 19591607), (18697, 8396403), (56091, 2798801), (61433, 2555427), (121687, 1290093), (184299, 851809), (365061, 430031)]