71629341

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{463}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 112250880

約数和(自身を除く): 40621539

約数列:

[1, 3, 7, 21, 53, 139, 159, 371, 417, 463, 973, 1113, 1389, 2919, 3241, 7367, 9723, 22101, 24539, 51569, 64357, 73617, 154707, 171773, 193071, 450499, 515319, 1351497, 3410921, 10232763, 23876447, 71629341]

約数ペア:

[(1, 71629341), (3, 23876447), (7, 10232763), (21, 3410921), (53, 1351497), (139, 515319), (159, 450499), (371, 193071), (417, 171773), (463, 154707), (973, 73617), (1113, 64357), (1389, 51569), (2919, 24539), (3241, 22101), (7367, 9723)]