66687705

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{7841}}^1$

素因数の和:7868

約数の個数: 48

約数和(自身を含む): 137015424

約数和(自身を除く): 70327719

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 315, 405, 567, 945, 1215, 1701, 2835, 7841, 8505, 23523, 39205, 54887, 70569, 117615, 164661, 211707, 274435, 352845, 493983, 635121, 823305, 1058535, 1481949, 1905363, 2469915, 3175605, 4445847, 7409745, 9526815, 13337541, 22229235, 66687705]

約数ペア:

[(1, 66687705), (3, 22229235), (5, 13337541), (7, 9526815), (9, 7409745), (15, 4445847), (21, 3175605), (27, 2469915), (35, 1905363), (45, 1481949), (63, 1058535), (81, 823305), (105, 635121), (135, 493983), (189, 352845), (243, 274435), (315, 211707), (405, 164661), (567, 117615), (945, 70569), (1215, 54887), (1701, 39205), (2835, 23523), (7841, 8505)]