149912091

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{337}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 259843584

約数和(自身を除く): 109931493

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 307, 337, 483, 921, 1011, 1449, 2149, 2359, 2763, 3033, 6447, 7061, 7077, 7751, 19341, 21183, 21231, 23253, 49427, 54257, 63549, 69759, 103459, 148281, 162771, 310377, 444843, 488313, 724213, 931131, 2172639, 2379557, 6517917, 7138671, 16656899, 21416013, 49970697, 149912091]

約数ペア:

[(1, 149912091), (3, 49970697), (7, 21416013), (9, 16656899), (21, 7138671), (23, 6517917), (63, 2379557), (69, 2172639), (161, 931131), (207, 724213), (307, 488313), (337, 444843), (483, 310377), (921, 162771), (1011, 148281), (1449, 103459), (2149, 69759), (2359, 63549), (2763, 54257), (3033, 49427), (6447, 23253), (7061, 21231), (7077, 21183), (7751, 19341)]