28868364

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1181}}^1$

素因数の和:1295

約数の個数: 72

約数和(自身を含む): 84328608

約数和(自身を除く): 55460244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 97, 126, 194, 252, 291, 388, 582, 679, 873, 1164, 1181, 1358, 1746, 2037, 2362, 2716, 3492, 3543, 4074, 4724, 6111, 7086, 8148, 8267, 10629, 12222, 14172, 16534, 21258, 24444, 24801, 33068, 42516, 49602, 74403, 99204, 114557, 148806, 229114, 297612, 343671, 458228, 687342, 801899, 1031013, 1374684, 1603798, 2062026, 2405697, 3207596, 4124052, 4811394, 7217091, 9622788, 14434182, 28868364]

約数ペア:

[(1, 28868364), (2, 14434182), (3, 9622788), (4, 7217091), (6, 4811394), (7, 4124052), (9, 3207596), (12, 2405697), (14, 2062026), (18, 1603798), (21, 1374684), (28, 1031013), (36, 801899), (42, 687342), (63, 458228), (84, 343671), (97, 297612), (126, 229114), (194, 148806), (252, 114557), (291, 99204), (388, 74403), (582, 49602), (679, 42516), (873, 33068), (1164, 24801), (1181, 24444), (1358, 21258), (1746, 16534), (2037, 14172), (2362, 12222), (2716, 10629), (3492, 8267), (3543, 8148), (4074, 7086), (4724, 6111)]