71687967

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{419}}^1$

素因数の和:583

約数の個数: 32

約数和(自身を含む): 106686720

約数和(自身を除く): 34998753

約数列:

[1, 3, 13, 39, 41, 107, 123, 321, 419, 533, 1257, 1391, 1599, 4173, 4387, 5447, 13161, 16341, 17179, 44833, 51537, 57031, 134499, 171093, 223327, 582829, 669981, 1748487, 1838153, 5514459, 23895989, 71687967]

約数ペア:

[(1, 71687967), (3, 23895989), (13, 5514459), (39, 1838153), (41, 1748487), (107, 669981), (123, 582829), (321, 223327), (419, 171093), (533, 134499), (1257, 57031), (1391, 51537), (1599, 44833), (4173, 17179), (4387, 16341), (5447, 13161)]