38189943

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 64396800

約数和(自身を除く): 26206857

約数列:

[1, 3, 9, 11, 19, 33, 57, 79, 99, 171, 209, 237, 257, 627, 711, 771, 869, 1501, 1881, 2313, 2607, 2827, 4503, 4883, 7821, 8481, 13509, 14649, 16511, 20303, 25443, 43947, 49533, 53713, 60909, 148599, 161139, 182727, 223333, 385757, 483417, 669999, 1157271, 2009997, 3471813, 4243327, 12729981, 38189943]

約数ペア:

[(1, 38189943), (3, 12729981), (9, 4243327), (11, 3471813), (19, 2009997), (33, 1157271), (57, 669999), (79, 483417), (99, 385757), (171, 223333), (209, 182727), (237, 161139), (257, 148599), (627, 60909), (711, 53713), (771, 49533), (869, 43947), (1501, 25443), (1881, 20303), (2313, 16511), (2607, 14649), (2827, 13509), (4503, 8481), (4883, 7821)]