19251375

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1$

素因数の和:401

約数の個数: 64

約数和(自身を含む): 37739520

約数和(自身を除く): 18488145

約数列:

[1, 3, 5, 11, 13, 15, 25, 33, 39, 55, 65, 75, 125, 143, 165, 195, 275, 325, 359, 375, 429, 715, 825, 975, 1077, 1375, 1625, 1795, 2145, 3575, 3949, 4125, 4667, 4875, 5385, 8975, 10725, 11847, 14001, 17875, 19745, 23335, 26925, 44875, 51337, 53625, 59235, 70005, 98725, 116675, 134625, 154011, 256685, 296175, 350025, 493625, 583375, 770055, 1283425, 1480875, 1750125, 3850275, 6417125, 19251375]

約数ペア:

[(1, 19251375), (3, 6417125), (5, 3850275), (11, 1750125), (13, 1480875), (15, 1283425), (25, 770055), (33, 583375), (39, 493625), (55, 350025), (65, 296175), (75, 256685), (125, 154011), (143, 134625), (165, 116675), (195, 98725), (275, 70005), (325, 59235), (359, 53625), (375, 51337), (429, 44875), (715, 26925), (825, 23335), (975, 19745), (1077, 17875), (1375, 14001), (1625, 11847), (1795, 10725), (2145, 8975), (3575, 5385), (3949, 4875), (4125, 4667)]