389631423

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{773}}^1$

素因数の和:1071

約数の個数: 32

約数和(自身を含む): 564710400

約数和(自身を除く): 175078977

約数列:

[1, 3, 19, 37, 57, 111, 239, 703, 717, 773, 2109, 2319, 4541, 8843, 13623, 14687, 26529, 28601, 44061, 85803, 168017, 184747, 504051, 543419, 554241, 1630257, 3510193, 6835639, 10530579, 20506917, 129877141, 389631423]

約数ペア:

[(1, 389631423), (3, 129877141), (19, 20506917), (37, 10530579), (57, 6835639), (111, 3510193), (239, 1630257), (703, 554241), (717, 543419), (773, 504051), (2109, 184747), (2319, 168017), (4541, 85803), (8843, 44061), (13623, 28601), (14687, 26529)]