400675652

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{1613}}^1$

素因数の和:1928

約数の個数: 48

約数和(自身を含む): 802881072

約数和(自身を除く): 402205420

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 281, 442, 562, 884, 1124, 1613, 3226, 3653, 4777, 6452, 7306, 9554, 14612, 19108, 20969, 27421, 41938, 54842, 62101, 83876, 109684, 124202, 248404, 356473, 453253, 712946, 906506, 1425892, 1813012, 5892289, 7705301, 11784578, 15410602, 23569156, 30821204, 100168913, 200337826, 400675652]

約数ペア:

[(1, 400675652), (2, 200337826), (4, 100168913), (13, 30821204), (17, 23569156), (26, 15410602), (34, 11784578), (52, 7705301), (68, 5892289), (221, 1813012), (281, 1425892), (442, 906506), (562, 712946), (884, 453253), (1124, 356473), (1613, 248404), (3226, 124202), (3653, 109684), (4777, 83876), (6452, 62101), (7306, 54842), (9554, 41938), (14612, 27421), (19108, 20969)]