29809725

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1571}}^1$

素因数の和:1618

約数の個数: 48

約数和(自身を含む): 56139264

約数和(自身を除く): 26329539

約数列:

[1, 3, 5, 11, 15, 23, 25, 33, 55, 69, 75, 115, 165, 253, 275, 345, 575, 759, 825, 1265, 1571, 1725, 3795, 4713, 6325, 7855, 17281, 18975, 23565, 36133, 39275, 51843, 86405, 108399, 117825, 180665, 259215, 397463, 432025, 541995, 903325, 1192389, 1296075, 1987315, 2709975, 5961945, 9936575, 29809725]

約数ペア:

[(1, 29809725), (3, 9936575), (5, 5961945), (11, 2709975), (15, 1987315), (23, 1296075), (25, 1192389), (33, 903325), (55, 541995), (69, 432025), (75, 397463), (115, 259215), (165, 180665), (253, 117825), (275, 108399), (345, 86405), (575, 51843), (759, 39275), (825, 36133), (1265, 23565), (1571, 18975), (1725, 17281), (3795, 7855), (4713, 6325)]