131490885

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 223925184

約数和(自身を除く): 92434299

約数列:

[1, 3, 5, 15, 23, 69, 73, 115, 219, 227, 345, 365, 529, 681, 1095, 1135, 1587, 1679, 2645, 3405, 5037, 5221, 7935, 8395, 15663, 16571, 25185, 26105, 38617, 49713, 78315, 82855, 115851, 120083, 193085, 248565, 360249, 381133, 579255, 600415, 1143399, 1801245, 1905665, 5716995, 8766059, 26298177, 43830295, 131490885]

約数ペア:

[(1, 131490885), (3, 43830295), (5, 26298177), (15, 8766059), (23, 5716995), (69, 1905665), (73, 1801245), (115, 1143399), (219, 600415), (227, 579255), (345, 381133), (365, 360249), (529, 248565), (681, 193085), (1095, 120083), (1135, 115851), (1587, 82855), (1679, 78315), (2645, 49713), (3405, 38617), (5037, 26105), (5221, 25185), (7935, 16571), (8395, 15663)]