28775628

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2239}}^1$

素因数の和:2276

約数の個数: 96

約数和(自身を含む): 90316800

約数和(自身を除く): 61541172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 27, 28, 34, 36, 42, 51, 54, 63, 68, 84, 102, 108, 119, 126, 153, 189, 204, 238, 252, 306, 357, 378, 459, 476, 612, 714, 756, 918, 1071, 1428, 1836, 2142, 2239, 3213, 4284, 4478, 6426, 6717, 8956, 12852, 13434, 15673, 20151, 26868, 31346, 38063, 40302, 47019, 60453, 62692, 76126, 80604, 94038, 114189, 120906, 141057, 152252, 188076, 228378, 241812, 266441, 282114, 342567, 423171, 456756, 532882, 564228, 685134, 799323, 846342, 1027701, 1065764, 1370268, 1598646, 1692684, 2055402, 2397969, 3197292, 4110804, 4795938, 7193907, 9591876, 14387814, 28775628]

約数ペア:

[(1, 28775628), (2, 14387814), (3, 9591876), (4, 7193907), (6, 4795938), (7, 4110804), (9, 3197292), (12, 2397969), (14, 2055402), (17, 1692684), (18, 1598646), (21, 1370268), (27, 1065764), (28, 1027701), (34, 846342), (36, 799323), (42, 685134), (51, 564228), (54, 532882), (63, 456756), (68, 423171), (84, 342567), (102, 282114), (108, 266441), (119, 241812), (126, 228378), (153, 188076), (189, 152252), (204, 141057), (238, 120906), (252, 114189), (306, 94038), (357, 80604), (378, 76126), (459, 62692), (476, 60453), (612, 47019), (714, 40302), (756, 38063), (918, 31346), (1071, 26868), (1428, 20151), (1836, 15673), (2142, 13434), (2239, 12852), (3213, 8956), (4284, 6717), (4478, 6426)]