221892748

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{6733}}^1$

素因数の和:6862

約数の個数: 48

約数和(自身を含む): 488726784

約数和(自身を除く): 266834036

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 107, 154, 214, 308, 428, 749, 1177, 1498, 2354, 2996, 4708, 6733, 8239, 13466, 16478, 26932, 32956, 47131, 74063, 94262, 148126, 188524, 296252, 518441, 720431, 1036882, 1440862, 2073764, 2881724, 5043017, 7924741, 10086034, 15849482, 20172068, 31698964, 55473187, 110946374, 221892748]

約数ペア:

[(1, 221892748), (2, 110946374), (4, 55473187), (7, 31698964), (11, 20172068), (14, 15849482), (22, 10086034), (28, 7924741), (44, 5043017), (77, 2881724), (107, 2073764), (154, 1440862), (214, 1036882), (308, 720431), (428, 518441), (749, 296252), (1177, 188524), (1498, 148126), (2354, 94262), (2996, 74063), (4708, 47131), (6733, 32956), (8239, 26932), (13466, 16478)]