281623635

素因数分解:

$3^6\times 5^1\times {\mathrm{77263}}^1$

素因数の和:77286

約数の個数: 28

約数和(自身を含む): 506697312

約数和(自身を除く): 225073677

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 77263, 231789, 386315, 695367, 1158945, 2086101, 3476835, 6258303, 10430505, 18774909, 31291515, 56324727, 93874545, 281623635]

約数ペア:

[(1, 281623635), (3, 93874545), (5, 56324727), (9, 31291515), (15, 18774909), (27, 10430505), (45, 6258303), (81, 3476835), (135, 2086101), (243, 1158945), (405, 695367), (729, 386315), (1215, 231789), (3645, 77263)]