28222558273

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{2837}}^1$

素因数の和:2991

約数の個数: 64

約数和(自身を含む): 37379865600

約数和(自身を除く): 9157307327

約数列:

[1, 7, 13, 23, 49, 91, 97, 161, 299, 343, 637, 679, 1127, 1261, 2093, 2231, 2837, 4459, 4753, 7889, 8827, 14651, 15617, 19859, 29003, 33271, 36881, 61789, 65251, 102557, 109319, 139013, 203021, 258167, 275189, 432523, 456757, 765233, 848263, 973091, 1421147, 1807169, 1926323, 3197299, 3577457, 5937841, 6329347, 9948029, 12650183, 13484261, 22381093, 25042199, 41564887, 44305429, 82281511, 94389827, 175295393, 290954209, 310138003, 575970577, 1227067751, 2170966021, 4031794039, 28222558273]

約数ペア:

[(1, 28222558273), (7, 4031794039), (13, 2170966021), (23, 1227067751), (49, 575970577), (91, 310138003), (97, 290954209), (161, 175295393), (299, 94389827), (343, 82281511), (637, 44305429), (679, 41564887), (1127, 25042199), (1261, 22381093), (2093, 13484261), (2231, 12650183), (2837, 9948029), (4459, 6329347), (4753, 5937841), (7889, 3577457), (8827, 3197299), (14651, 1926323), (15617, 1807169), (19859, 1421147), (29003, 973091), (33271, 848263), (36881, 765233), (61789, 456757), (65251, 432523), (102557, 275189), (109319, 258167), (139013, 203021)]