13172229

素因数分解:

$3^2\times 7^3\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:295

約数の個数: 48

約数和(自身を含む): 23587200

約数和(自身を除く): 10414971

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 251, 343, 357, 441, 753, 833, 1029, 1071, 1757, 2259, 2499, 3087, 4267, 5271, 5831, 7497, 12299, 12801, 15813, 17493, 29869, 36897, 38403, 52479, 86093, 89607, 110691, 209083, 258279, 268821, 627249, 774837, 1463581, 1881747, 4390743, 13172229]

約数ペア:

[(1, 13172229), (3, 4390743), (7, 1881747), (9, 1463581), (17, 774837), (21, 627249), (49, 268821), (51, 258279), (63, 209083), (119, 110691), (147, 89607), (153, 86093), (251, 52479), (343, 38403), (357, 36897), (441, 29869), (753, 17493), (833, 15813), (1029, 12801), (1071, 12299), (1757, 7497), (2259, 5831), (2499, 5271), (3087, 4267)]