74444721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{557}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 112492800

約数和(自身を除く): 38048079

約数列:

[1, 3, 13, 23, 39, 69, 149, 299, 447, 557, 897, 1671, 1937, 3427, 5811, 7241, 10281, 12811, 21723, 38433, 44551, 82993, 133653, 166543, 248979, 499629, 1078909, 1908839, 3236727, 5726517, 24814907, 74444721]

約数ペア:

[(1, 74444721), (3, 24814907), (13, 5726517), (23, 3236727), (39, 1908839), (69, 1078909), (149, 499629), (299, 248979), (447, 166543), (557, 133653), (897, 82993), (1671, 44551), (1937, 38433), (3427, 21723), (5811, 12811), (7241, 10281)]