15290289

素因数分解:

$3^5\times 7^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 26732160

約数和(自身を除く): 11441871

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 89, 101, 189, 243, 267, 303, 567, 623, 707, 801, 909, 1701, 1869, 2121, 2403, 2727, 5607, 6363, 7209, 8181, 8989, 16821, 19089, 21627, 24543, 26967, 50463, 57267, 62923, 80901, 151389, 171801, 188769, 242703, 566307, 728109, 1698921, 2184327, 5096763, 15290289]

約数ペア:

[(1, 15290289), (3, 5096763), (7, 2184327), (9, 1698921), (21, 728109), (27, 566307), (63, 242703), (81, 188769), (89, 171801), (101, 151389), (189, 80901), (243, 62923), (267, 57267), (303, 50463), (567, 26967), (623, 24543), (707, 21627), (801, 19089), (909, 16821), (1701, 8989), (1869, 8181), (2121, 7209), (2403, 6363), (2727, 5607)]