31930262

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:453

約数の個数: 48

約数和(自身を含む): 61018272

約数和(自身を除く): 29088010

約数列:

[1, 2, 7, 13, 14, 26, 49, 71, 91, 98, 142, 182, 353, 497, 637, 706, 923, 994, 1274, 1846, 2471, 3479, 4589, 4942, 6461, 6958, 9178, 12922, 17297, 25063, 32123, 34594, 45227, 50126, 64246, 90454, 175441, 224861, 325819, 350882, 449722, 651638, 1228087, 2280733, 2456174, 4561466, 15965131, 31930262]

約数ペア:

[(1, 31930262), (2, 15965131), (7, 4561466), (13, 2456174), (14, 2280733), (26, 1228087), (49, 651638), (71, 449722), (91, 350882), (98, 325819), (142, 224861), (182, 175441), (353, 90454), (497, 64246), (637, 50126), (706, 45227), (923, 34594), (994, 32123), (1274, 25063), (1846, 17297), (2471, 12922), (3479, 9178), (4589, 6958), (4942, 6461)]