72579969

素因数分解:

$3^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1$

素因数の和:470

約数の個数: 64

約数和(自身を含む): 136028160

約数和(自身を除く): 63448191

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 243, 297, 431, 567, 693, 729, 891, 1293, 1701, 2079, 2187, 2673, 3017, 3879, 4741, 5103, 6237, 8019, 9051, 11637, 14223, 15309, 18711, 24057, 27153, 33187, 34911, 42669, 56133, 81459, 99561, 104733, 128007, 168399, 244377, 298683, 314199, 384021, 733131, 896049, 942597, 1152063, 2199393, 2688147, 3456189, 6598179, 8064441, 10368567, 24193323, 72579969]

約数ペア:

[(1, 72579969), (3, 24193323), (7, 10368567), (9, 8064441), (11, 6598179), (21, 3456189), (27, 2688147), (33, 2199393), (63, 1152063), (77, 942597), (81, 896049), (99, 733131), (189, 384021), (231, 314199), (243, 298683), (297, 244377), (431, 168399), (567, 128007), (693, 104733), (729, 99561), (891, 81459), (1293, 56133), (1701, 42669), (2079, 34911), (2187, 33187), (2673, 27153), (3017, 24057), (3879, 18711), (4741, 15309), (5103, 14223), (6237, 11637), (8019, 9051)]