13389705

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{4723}}^1$

素因数の和:4747

約数の個数: 40

約数和(自身を含む): 27436992

約数和(自身を除く): 14047287

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 4723, 14169, 23615, 33061, 42507, 70845, 99183, 127521, 165305, 212535, 297549, 382563, 495915, 637605, 892647, 1487745, 1912815, 2677941, 4463235, 13389705]

約数ペア:

[(1, 13389705), (3, 4463235), (5, 2677941), (7, 1912815), (9, 1487745), (15, 892647), (21, 637605), (27, 495915), (35, 382563), (45, 297549), (63, 212535), (81, 165305), (105, 127521), (135, 99183), (189, 70845), (315, 42507), (405, 33061), (567, 23615), (945, 14169), (2835, 4723)]