28399968

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{3181}}^1$

素因数の和:3228

約数の個数: 72

約数和(自身を含む): 83393856

約数和(自身を除く): 54993888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2232, 2976, 3181, 4464, 6362, 8928, 9543, 12724, 19086, 25448, 28629, 38172, 50896, 57258, 76344, 98611, 101792, 114516, 152688, 197222, 229032, 295833, 305376, 394444, 458064, 591666, 788888, 887499, 916128, 1183332, 1577776, 1774998, 2366664, 3155552, 3549996, 4733328, 7099992, 9466656, 14199984, 28399968]

約数ペア:

[(1, 28399968), (2, 14199984), (3, 9466656), (4, 7099992), (6, 4733328), (8, 3549996), (9, 3155552), (12, 2366664), (16, 1774998), (18, 1577776), (24, 1183332), (31, 916128), (32, 887499), (36, 788888), (48, 591666), (62, 458064), (72, 394444), (93, 305376), (96, 295833), (124, 229032), (144, 197222), (186, 152688), (248, 114516), (279, 101792), (288, 98611), (372, 76344), (496, 57258), (558, 50896), (744, 38172), (992, 28629), (1116, 25448), (1488, 19086), (2232, 12724), (2976, 9543), (3181, 8928), (4464, 6362)]