1866753

素因数分解:

$3^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:123

約数の個数: 48

約数和(自身を含む): 3447360

約数和(自身を除く): 1580607

約数列:

[1, 3, 7, 9, 17, 21, 27, 49, 51, 63, 83, 119, 147, 153, 189, 249, 357, 441, 459, 581, 747, 833, 1071, 1323, 1411, 1743, 2241, 2499, 3213, 4067, 4233, 5229, 7497, 9877, 12201, 12699, 15687, 22491, 29631, 36603, 38097, 69139, 88893, 109809, 207417, 266679, 622251, 1866753]

約数ペア:

[(1, 1866753), (3, 622251), (7, 266679), (9, 207417), (17, 109809), (21, 88893), (27, 69139), (49, 38097), (51, 36603), (63, 29631), (83, 22491), (119, 15687), (147, 12699), (153, 12201), (189, 9877), (249, 7497), (357, 5229), (441, 4233), (459, 4067), (581, 3213), (747, 2499), (833, 2241), (1071, 1743), (1323, 1411)]