78780303

素因数分解:

$3^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{4127}}^1$

素因数の和:4244

約数の個数: 32

約数和(自身を含む): 134737920

約数和(自身を除く): 55957617

約数列:

[1, 3, 7, 9, 21, 27, 63, 101, 189, 303, 707, 909, 2121, 2727, 4127, 6363, 12381, 19089, 28889, 37143, 86667, 111429, 260001, 416827, 780003, 1250481, 2917789, 3751443, 8753367, 11254329, 26260101, 78780303]

約数ペア:

[(1, 78780303), (3, 26260101), (7, 11254329), (9, 8753367), (21, 3751443), (27, 2917789), (63, 1250481), (101, 780003), (189, 416827), (303, 260001), (707, 111429), (909, 86667), (2121, 37143), (2727, 28889), (4127, 19089), (6363, 12381)]