30997809

素因数分解:

$3^6\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:540

約数の個数: 28

約数和(自身を含む): 47047092

約数和(自身を除く): 16049283

約数列:

[1, 3, 9, 27, 81, 101, 243, 303, 421, 729, 909, 1263, 2727, 3789, 8181, 11367, 24543, 34101, 42521, 73629, 102303, 127563, 306909, 382689, 1148067, 3444201, 10332603, 30997809]

約数ペア:

[(1, 30997809), (3, 10332603), (9, 3444201), (27, 1148067), (81, 382689), (101, 306909), (243, 127563), (303, 102303), (421, 73629), (729, 42521), (909, 34101), (1263, 24543), (2727, 11367), (3789, 8181)]