38139381

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 67392000

約数和(自身を除く): 29252619

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 149, 153, 239, 357, 447, 717, 1043, 1071, 1341, 1673, 2151, 2533, 3129, 4063, 5019, 7599, 9387, 12189, 15057, 17731, 22797, 28441, 35611, 36567, 53193, 85323, 106833, 159579, 249277, 255969, 320499, 605387, 747831, 1816161, 2243493, 4237709, 5448483, 12713127, 38139381]

約数ペア:

[(1, 38139381), (3, 12713127), (7, 5448483), (9, 4237709), (17, 2243493), (21, 1816161), (51, 747831), (63, 605387), (119, 320499), (149, 255969), (153, 249277), (239, 159579), (357, 106833), (447, 85323), (717, 53193), (1043, 36567), (1071, 35611), (1341, 28441), (1673, 22797), (2151, 17731), (2533, 15057), (3129, 12189), (4063, 9387), (5019, 7599)]