277242225

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1571}}^1$

素因数の和:1778

約数の個数: 48

約数和(自身を含む): 496676544

約数和(自身を除く): 219434319

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 181, 195, 325, 543, 905, 975, 1571, 2353, 2715, 4525, 4713, 7059, 7855, 11765, 13575, 20423, 23565, 35295, 39275, 58825, 61269, 102115, 117825, 176475, 284351, 306345, 510575, 853053, 1421755, 1531725, 3696563, 4265265, 7108775, 11089689, 18482815, 21326325, 55448445, 92414075, 277242225]

約数ペア:

[(1, 277242225), (3, 92414075), (5, 55448445), (13, 21326325), (15, 18482815), (25, 11089689), (39, 7108775), (65, 4265265), (75, 3696563), (181, 1531725), (195, 1421755), (325, 853053), (543, 510575), (905, 306345), (975, 284351), (1571, 176475), (2353, 117825), (2715, 102115), (4525, 61269), (4713, 58825), (7059, 39275), (7855, 35295), (11765, 23565), (13575, 20423)]