128465333332

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1746497}}^1$

素因数の和:1746616

約数の個数: 48

約数和(自身を含む): 267591437568

約数和(自身を除く): 139126104236

約数列:

[1, 2, 4, 7, 14, 28, 37, 71, 74, 142, 148, 259, 284, 497, 518, 994, 1036, 1988, 2627, 5254, 10508, 18389, 36778, 73556, 1746497, 3492994, 6985988, 12225479, 24450958, 48901916, 64620389, 124001287, 129240778, 248002574, 258481556, 452342723, 496005148, 868009009, 904685446, 1736018018, 1809370892, 3472036036, 4588047619, 9176095238, 18352190476, 32116333333, 64232666666, 128465333332]

約数ペア:

[(1, 128465333332), (2, 64232666666), (4, 32116333333), (7, 18352190476), (14, 9176095238), (28, 4588047619), (37, 3472036036), (71, 1809370892), (74, 1736018018), (142, 904685446), (148, 868009009), (259, 496005148), (284, 452342723), (497, 258481556), (518, 248002574), (994, 129240778), (1036, 124001287), (1988, 64620389), (2627, 48901916), (5254, 24450958), (10508, 12225479), (18389, 6985988), (36778, 3492994), (73556, 1746497)]