28314104

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:157

約数の個数: 128

約数和(自身を含む): 72576000

約数和(自身を除く): 44261896

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 23, 26, 28, 38, 46, 52, 56, 76, 89, 91, 92, 104, 133, 152, 161, 178, 182, 184, 247, 266, 299, 322, 356, 364, 437, 494, 532, 598, 623, 644, 712, 728, 874, 988, 1064, 1157, 1196, 1246, 1288, 1691, 1729, 1748, 1976, 2047, 2093, 2314, 2392, 2492, 3059, 3382, 3458, 3496, 4094, 4186, 4628, 4984, 5681, 6118, 6764, 6916, 8099, 8188, 8372, 9256, 11362, 11837, 12236, 13528, 13832, 14329, 16198, 16376, 16744, 21983, 22724, 23674, 24472, 26611, 28658, 32396, 38893, 39767, 43966, 45448, 47348, 53222, 57316, 64792, 77786, 79534, 87932, 94696, 106444, 114632, 153881, 155572, 159068, 175864, 186277, 212888, 272251, 307762, 311144, 318136, 372554, 505609, 544502, 615524, 745108, 1011218, 1089004, 1231048, 1490216, 2022436, 2178008, 3539263, 4044872, 7078526, 14157052, 28314104]

約数ペア:

[(1, 28314104), (2, 14157052), (4, 7078526), (7, 4044872), (8, 3539263), (13, 2178008), (14, 2022436), (19, 1490216), (23, 1231048), (26, 1089004), (28, 1011218), (38, 745108), (46, 615524), (52, 544502), (56, 505609), (76, 372554), (89, 318136), (91, 311144), (92, 307762), (104, 272251), (133, 212888), (152, 186277), (161, 175864), (178, 159068), (182, 155572), (184, 153881), (247, 114632), (266, 106444), (299, 94696), (322, 87932), (356, 79534), (364, 77786), (437, 64792), (494, 57316), (532, 53222), (598, 47348), (623, 45448), (644, 43966), (712, 39767), (728, 38893), (874, 32396), (988, 28658), (1064, 26611), (1157, 24472), (1196, 23674), (1246, 22724), (1288, 21983), (1691, 16744), (1729, 16376), (1748, 16198), (1976, 14329), (2047, 13832), (2093, 13528), (2314, 12236), (2392, 11837), (2492, 11362), (3059, 9256), (3382, 8372), (3458, 8188), (3496, 8099), (4094, 6916), (4186, 6764), (4628, 6118), (4984, 5681)]