28473258

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 64862208

約数和(自身を除く): 36388950

約数列:

[1, 2, 3, 6, 11, 22, 33, 47, 66, 67, 94, 134, 137, 141, 201, 274, 282, 402, 411, 517, 737, 822, 1034, 1474, 1507, 1551, 2211, 3014, 3102, 3149, 4422, 4521, 6298, 6439, 9042, 9179, 9447, 12878, 18358, 18894, 19317, 27537, 34639, 38634, 55074, 69278, 70829, 100969, 103917, 141658, 201938, 207834, 212487, 302907, 424974, 431413, 605814, 862826, 1294239, 2588478, 4745543, 9491086, 14236629, 28473258]

約数ペア:

[(1, 28473258), (2, 14236629), (3, 9491086), (6, 4745543), (11, 2588478), (22, 1294239), (33, 862826), (47, 605814), (66, 431413), (67, 424974), (94, 302907), (134, 212487), (137, 207834), (141, 201938), (201, 141658), (274, 103917), (282, 100969), (402, 70829), (411, 69278), (517, 55074), (737, 38634), (822, 34639), (1034, 27537), (1474, 19317), (1507, 18894), (1551, 18358), (2211, 12878), (3014, 9447), (3102, 9179), (3149, 9042), (4422, 6439), (4521, 6298)]