3911817

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 6894720

約数和(自身を除く): 2982903

約数列:

[1, 3, 7, 13, 21, 23, 39, 49, 69, 89, 91, 147, 161, 267, 273, 299, 483, 623, 637, 897, 1127, 1157, 1869, 1911, 2047, 2093, 3381, 3471, 4361, 6141, 6279, 8099, 13083, 14329, 14651, 24297, 26611, 42987, 43953, 56693, 79833, 100303, 170079, 186277, 300909, 558831, 1303939, 3911817]

約数ペア:

[(1, 3911817), (3, 1303939), (7, 558831), (13, 300909), (21, 186277), (23, 170079), (39, 100303), (49, 79833), (69, 56693), (89, 43953), (91, 42987), (147, 26611), (161, 24297), (267, 14651), (273, 14329), (299, 13083), (483, 8099), (623, 6279), (637, 6141), (897, 4361), (1127, 3471), (1157, 3381), (1869, 2093), (1911, 2047)]