191991044

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{881}}^1$

素因数の和:1116

約数の個数: 48

約数和(自身を含む): 395531136

約数和(自身を除く): 203540092

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 181, 301, 362, 602, 724, 881, 1204, 1267, 1762, 2534, 3524, 5068, 6167, 7783, 12334, 15566, 24668, 31132, 37883, 54481, 75766, 108962, 151532, 159461, 217924, 265181, 318922, 530362, 637844, 1060724, 1116227, 2232454, 4464908, 6856823, 13713646, 27427292, 47997761, 95995522, 191991044]

約数ペア:

[(1, 191991044), (2, 95995522), (4, 47997761), (7, 27427292), (14, 13713646), (28, 6856823), (43, 4464908), (86, 2232454), (172, 1116227), (181, 1060724), (301, 637844), (362, 530362), (602, 318922), (724, 265181), (881, 217924), (1204, 159461), (1267, 151532), (1762, 108962), (2534, 75766), (3524, 54481), (5068, 37883), (6167, 31132), (7783, 24668), (12334, 15566)]