989803808

素因数分解:

$2^5\times 7^1\times {\mathrm{163}}^1\times {\mathrm{27109}}^1$

素因数の和:27289

約数の個数: 48

約数和(自身を含む): 2240804160

約数和(自身を除く): 1251000352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 163, 224, 326, 652, 1141, 1304, 2282, 2608, 4564, 5216, 9128, 18256, 27109, 36512, 54218, 108436, 189763, 216872, 379526, 433744, 759052, 867488, 1518104, 3036208, 4418767, 6072416, 8837534, 17675068, 30931369, 35350136, 61862738, 70700272, 123725476, 141400544, 247450952, 494901904, 989803808]

約数ペア:

[(1, 989803808), (2, 494901904), (4, 247450952), (7, 141400544), (8, 123725476), (14, 70700272), (16, 61862738), (28, 35350136), (32, 30931369), (56, 17675068), (112, 8837534), (163, 6072416), (224, 4418767), (326, 3036208), (652, 1518104), (1141, 867488), (1304, 759052), (2282, 433744), (2608, 379526), (4564, 216872), (5216, 189763), (9128, 108436), (18256, 54218), (27109, 36512)]