28816928

素因数分解:

$2^5\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1249}}^1$

素因数の和:1369

約数の個数: 48

約数和(自身を含む): 65520000

約数和(自身を除く): 36703072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 103, 112, 206, 224, 412, 721, 824, 1249, 1442, 1648, 2498, 2884, 3296, 4996, 5768, 8743, 9992, 11536, 17486, 19984, 23072, 34972, 39968, 69944, 128647, 139888, 257294, 279776, 514588, 900529, 1029176, 1801058, 2058352, 3602116, 4116704, 7204232, 14408464, 28816928]

約数ペア:

[(1, 28816928), (2, 14408464), (4, 7204232), (7, 4116704), (8, 3602116), (14, 2058352), (16, 1801058), (28, 1029176), (32, 900529), (56, 514588), (103, 279776), (112, 257294), (206, 139888), (224, 128647), (412, 69944), (721, 39968), (824, 34972), (1249, 23072), (1442, 19984), (1648, 17486), (2498, 11536), (2884, 9992), (3296, 8743), (4996, 5768)]