211638513527

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1\times {\mathrm{65921}}^1$

素因数の和:66287

約数の個数: 32

約数和(自身を含む): 258203289600

約数和(自身を除く): 46564776073

約数列:

[1, 7, 19, 101, 133, 239, 707, 1673, 1919, 4541, 13433, 24139, 31787, 65921, 168973, 458641, 461447, 1252499, 3210487, 6658021, 8767493, 15755119, 46606147, 110285833, 126502399, 299347261, 885516793, 1591267019, 2095430827, 11138869133, 30234073361, 211638513527]

約数ペア:

[(1, 211638513527), (7, 30234073361), (19, 11138869133), (101, 2095430827), (133, 1591267019), (239, 885516793), (707, 299347261), (1673, 126502399), (1919, 110285833), (4541, 46606147), (13433, 15755119), (24139, 8767493), (31787, 6658021), (65921, 3210487), (168973, 1252499), (458641, 461447)]