257711832

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{511333}}^1$

素因数の和:511352

約数の個数: 48

約数和(自身を含む): 797681040

約数和(自身を除く): 539969208

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 511333, 1022666, 1533999, 2045332, 3067998, 3579331, 4090664, 4601997, 6135996, 7158662, 9203994, 10737993, 12271992, 14317324, 18407988, 21475986, 28634648, 32213979, 36815976, 42951972, 64427958, 85903944, 128855916, 257711832]

約数ペア:

[(1, 257711832), (2, 128855916), (3, 85903944), (4, 64427958), (6, 42951972), (7, 36815976), (8, 32213979), (9, 28634648), (12, 21475986), (14, 18407988), (18, 14317324), (21, 12271992), (24, 10737993), (28, 9203994), (36, 7158662), (42, 6135996), (56, 4601997), (63, 4090664), (72, 3579331), (84, 3067998), (126, 2045332), (168, 1533999), (252, 1022666), (504, 511333)]