72878559

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{719}}^1$

素因数の和:871

約数の個数: 32

約数和(自身を含む): 110315520

約数和(自身を除く): 37436961

約数列:

[1, 3, 13, 23, 39, 69, 113, 299, 339, 719, 897, 1469, 2157, 2599, 4407, 7797, 9347, 16537, 28041, 33787, 49611, 81247, 101361, 214981, 243741, 644943, 1056211, 1868681, 3168633, 5606043, 24292853, 72878559]

約数ペア:

[(1, 72878559), (3, 24292853), (13, 5606043), (23, 3168633), (39, 1868681), (69, 1056211), (113, 644943), (299, 243741), (339, 214981), (719, 101361), (897, 81247), (1469, 49611), (2157, 33787), (2599, 28041), (4407, 16537), (7797, 9347)]