28187424

素因数分解:

$2^5\times 3^2\times {\mathrm{97}}^1\times {\mathrm{1009}}^1$

素因数の和:1122

約数の個数: 72

約数和(自身を含む): 81064620

約数和(自身を除く): 52877196

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 97, 144, 194, 288, 291, 388, 582, 776, 873, 1009, 1164, 1552, 1746, 2018, 2328, 3027, 3104, 3492, 4036, 4656, 6054, 6984, 8072, 9081, 9312, 12108, 13968, 16144, 18162, 24216, 27936, 32288, 36324, 48432, 72648, 96864, 97873, 145296, 195746, 290592, 293619, 391492, 587238, 782984, 880857, 1174476, 1565968, 1761714, 2348952, 3131936, 3523428, 4697904, 7046856, 9395808, 14093712, 28187424]

約数ペア:

[(1, 28187424), (2, 14093712), (3, 9395808), (4, 7046856), (6, 4697904), (8, 3523428), (9, 3131936), (12, 2348952), (16, 1761714), (18, 1565968), (24, 1174476), (32, 880857), (36, 782984), (48, 587238), (72, 391492), (96, 293619), (97, 290592), (144, 195746), (194, 145296), (288, 97873), (291, 96864), (388, 72648), (582, 48432), (776, 36324), (873, 32288), (1009, 27936), (1164, 24216), (1552, 18162), (1746, 16144), (2018, 13968), (2328, 12108), (3027, 9312), (3104, 9081), (3492, 8072), (4036, 6984), (4656, 6054)]