72076991

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:348

約数の個数: 32

約数和(自身を含む): 91238400

約数和(自身を除く): 19161409

約数列:

[1, 7, 17, 47, 49, 119, 263, 329, 343, 799, 833, 1841, 2303, 4471, 5593, 5831, 12361, 12887, 16121, 31297, 39151, 86527, 90209, 210137, 219079, 274057, 605689, 1470959, 1533553, 4239823, 10296713, 72076991]

約数ペア:

[(1, 72076991), (7, 10296713), (17, 4239823), (47, 1533553), (49, 1470959), (119, 605689), (263, 274057), (329, 219079), (343, 210137), (799, 90209), (833, 86527), (1841, 39151), (2303, 31297), (4471, 16121), (5593, 12887), (5831, 12361)]