78203265

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{1033}}^1$

素因数の和:1158

約数の個数: 48

約数和(自身を含む): 147109248

約数和(自身を除く): 68905983

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 103, 105, 147, 245, 309, 515, 721, 735, 1033, 1545, 2163, 3099, 3605, 5047, 5165, 7231, 10815, 15141, 15495, 21693, 25235, 36155, 50617, 75705, 106399, 108465, 151851, 253085, 319197, 531995, 744793, 759255, 1595985, 2234379, 3723965, 5213551, 11171895, 15640653, 26067755, 78203265]

約数ペア:

[(1, 78203265), (3, 26067755), (5, 15640653), (7, 11171895), (15, 5213551), (21, 3723965), (35, 2234379), (49, 1595985), (103, 759255), (105, 744793), (147, 531995), (245, 319197), (309, 253085), (515, 151851), (721, 108465), (735, 106399), (1033, 75705), (1545, 50617), (2163, 36155), (3099, 25235), (3605, 21693), (5047, 15495), (5165, 15141), (7231, 10815)]