149745981

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 259209216

約数和(自身を除く): 109463235

約数列:

[1, 3, 7, 11, 21, 33, 41, 77, 97, 123, 163, 231, 287, 291, 451, 489, 679, 861, 1067, 1141, 1353, 1793, 2037, 3157, 3201, 3423, 3977, 5379, 6683, 7469, 9471, 11931, 12551, 15811, 20049, 22407, 27839, 37653, 43747, 46781, 47433, 73513, 83517, 110677, 131241, 140343, 173921, 220539, 306229, 332031, 514591, 521763, 648251, 918687, 1217447, 1543773, 1944753, 3652341, 4537757, 7130761, 13613271, 21392283, 49915327, 149745981]

約数ペア:

[(1, 149745981), (3, 49915327), (7, 21392283), (11, 13613271), (21, 7130761), (33, 4537757), (41, 3652341), (77, 1944753), (97, 1543773), (123, 1217447), (163, 918687), (231, 648251), (287, 521763), (291, 514591), (451, 332031), (489, 306229), (679, 220539), (861, 173921), (1067, 140343), (1141, 131241), (1353, 110677), (1793, 83517), (2037, 73513), (3157, 47433), (3201, 46781), (3423, 43747), (3977, 37653), (5379, 27839), (6683, 22407), (7469, 20049), (9471, 15811), (11931, 12551)]