20161937145

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{401}}^1\times {\mathrm{1021}}^1$

素因数の和:1511

約数の個数: 96

約数和(自身を含む): 38218352256

約数和(自身を除く): 18056415111

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 67, 105, 147, 201, 245, 335, 401, 469, 735, 1005, 1021, 1203, 1407, 2005, 2345, 2807, 3063, 3283, 5105, 6015, 7035, 7147, 8421, 9849, 14035, 15315, 16415, 19649, 21441, 26867, 35735, 42105, 49245, 50029, 58947, 68407, 80601, 98245, 107205, 134335, 150087, 188069, 205221, 250145, 294735, 342035, 403005, 409421, 478849, 564207, 750435, 940345, 1026105, 1228263, 1316483, 1436547, 2047105, 2394245, 2821035, 2865947, 3351943, 3949449, 6141315, 6582415, 7182735, 8597841, 10055829, 14329735, 16759715, 19747245, 20061629, 27431207, 42989205, 50279145, 60184887, 82293621, 100308145, 137156035, 192018449, 300924435, 411468105, 576055347, 960092245, 1344129143, 2880276735, 4032387429, 6720645715, 20161937145]

約数ペア:

[(1, 20161937145), (3, 6720645715), (5, 4032387429), (7, 2880276735), (15, 1344129143), (21, 960092245), (35, 576055347), (49, 411468105), (67, 300924435), (105, 192018449), (147, 137156035), (201, 100308145), (245, 82293621), (335, 60184887), (401, 50279145), (469, 42989205), (735, 27431207), (1005, 20061629), (1021, 19747245), (1203, 16759715), (1407, 14329735), (2005, 10055829), (2345, 8597841), (2807, 7182735), (3063, 6582415), (3283, 6141315), (5105, 3949449), (6015, 3351943), (7035, 2865947), (7147, 2821035), (8421, 2394245), (9849, 2047105), (14035, 1436547), (15315, 1316483), (16415, 1228263), (19649, 1026105), (21441, 940345), (26867, 750435), (35735, 564207), (42105, 478849), (49245, 409421), (50029, 403005), (58947, 342035), (68407, 294735), (80601, 250145), (98245, 205221), (107205, 188069), (134335, 150087)]