71684249

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 91445760

約数和(自身を除く): 19761511

約数列:

[1, 7, 13, 53, 89, 91, 167, 371, 623, 689, 1157, 1169, 2171, 4717, 4823, 8099, 8851, 14863, 15197, 33019, 61321, 61957, 104041, 115063, 193219, 429247, 787739, 805441, 1352533, 5514173, 10240607, 71684249]

約数ペア:

[(1, 71684249), (7, 10240607), (13, 5514173), (53, 1352533), (89, 805441), (91, 787739), (167, 429247), (371, 193219), (623, 115063), (689, 104041), (1157, 61957), (1169, 61321), (2171, 33019), (4717, 15197), (4823, 14863), (8099, 8851)]