217512461090

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1\times {\mathrm{401}}^1\times {\mathrm{2267}}^1$

素因数の和:3083

約数の個数: 64

約数和(自身を含む): 399384131328

約数和(自身を除く): 181871670238

約数列:

[1, 2, 5, 10, 71, 142, 337, 355, 401, 674, 710, 802, 1685, 2005, 2267, 3370, 4010, 4534, 11335, 22670, 23927, 28471, 47854, 56942, 119635, 135137, 142355, 160957, 239270, 270274, 284710, 321914, 675685, 763979, 804785, 909067, 1351370, 1527958, 1609570, 1818134, 3819895, 4545335, 7639790, 9090670, 9594727, 19189454, 47973635, 54242509, 64543757, 95947270, 108485018, 129087514, 271212545, 306355579, 322718785, 542425090, 612711158, 645437570, 1531777895, 3063555790, 21751246109, 43502492218, 108756230545, 217512461090]

約数ペア:

[(1, 217512461090), (2, 108756230545), (5, 43502492218), (10, 21751246109), (71, 3063555790), (142, 1531777895), (337, 645437570), (355, 612711158), (401, 542425090), (674, 322718785), (710, 306355579), (802, 271212545), (1685, 129087514), (2005, 108485018), (2267, 95947270), (3370, 64543757), (4010, 54242509), (4534, 47973635), (11335, 19189454), (22670, 9594727), (23927, 9090670), (28471, 7639790), (47854, 4545335), (56942, 3819895), (119635, 1818134), (135137, 1609570), (142355, 1527958), (160957, 1351370), (239270, 909067), (270274, 804785), (284710, 763979), (321914, 675685)]