219045652

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{2447}}^1$

素因数の和:2620

約数の個数: 48

約数和(自身を含む): 460615680

約数和(自身を除く): 241570028

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 139, 161, 278, 322, 556, 644, 973, 1946, 2447, 3197, 3892, 4894, 6394, 9788, 12788, 17129, 22379, 34258, 44758, 56281, 68516, 89516, 112562, 225124, 340133, 393967, 680266, 787934, 1360532, 1575868, 2380931, 4761862, 7823059, 9523724, 15646118, 31292236, 54761413, 109522826, 219045652]

約数ペア:

[(1, 219045652), (2, 109522826), (4, 54761413), (7, 31292236), (14, 15646118), (23, 9523724), (28, 7823059), (46, 4761862), (92, 2380931), (139, 1575868), (161, 1360532), (278, 787934), (322, 680266), (556, 393967), (644, 340133), (973, 225124), (1946, 112562), (2447, 89516), (3197, 68516), (3892, 56281), (4894, 44758), (6394, 34258), (9788, 22379), (12788, 17129)]