47242713

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 77811840

約数和(自身を除く): 30569127

約数列:

[1, 3, 7, 21, 23, 49, 69, 89, 147, 157, 161, 267, 471, 483, 623, 1099, 1127, 1869, 2047, 3297, 3381, 3611, 4361, 6141, 7693, 10833, 13083, 13973, 14329, 23079, 25277, 41919, 42987, 75831, 97811, 100303, 176939, 293433, 300909, 321379, 530817, 684677, 964137, 2054031, 2249653, 6748959, 15747571, 47242713]

約数ペア:

[(1, 47242713), (3, 15747571), (7, 6748959), (21, 2249653), (23, 2054031), (49, 964137), (69, 684677), (89, 530817), (147, 321379), (157, 300909), (161, 293433), (267, 176939), (471, 100303), (483, 97811), (623, 75831), (1099, 42987), (1127, 41919), (1869, 25277), (2047, 23079), (3297, 14329), (3381, 13973), (3611, 13083), (4361, 10833), (6141, 7693)]