72474909

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1879}}^1$

素因数の和:1961

約数の個数: 32

約数和(自身を含む): 111175680

約数和(自身を除く): 38700771

約数列:

[1, 3, 13, 23, 39, 43, 69, 129, 299, 559, 897, 989, 1677, 1879, 2967, 5637, 12857, 24427, 38571, 43217, 73281, 80797, 129651, 242391, 561821, 1050361, 1685463, 1858331, 3151083, 5574993, 24158303, 72474909]

約数ペア:

[(1, 72474909), (3, 24158303), (13, 5574993), (23, 3151083), (39, 1858331), (43, 1685463), (69, 1050361), (129, 561821), (299, 242391), (559, 129651), (897, 80797), (989, 73281), (1677, 43217), (1879, 38571), (2967, 24427), (5637, 12857)]