398383076

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{739}}^1\times {\mathrm{1481}}^1$

素因数の和:2244

約数の個数: 48

約数和(自身を含む): 859797120

約数和(自身を除く): 461414044

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 739, 1478, 1481, 2956, 2962, 5173, 5924, 9607, 10346, 10367, 19214, 19253, 20692, 20734, 38428, 38506, 41468, 67249, 77012, 134498, 134771, 268996, 269542, 539084, 1094459, 2188918, 4377836, 7661213, 14227967, 15322426, 28455934, 30644852, 56911868, 99595769, 199191538, 398383076]

約数ペア:

[(1, 398383076), (2, 199191538), (4, 99595769), (7, 56911868), (13, 30644852), (14, 28455934), (26, 15322426), (28, 14227967), (52, 7661213), (91, 4377836), (182, 2188918), (364, 1094459), (739, 539084), (1478, 269542), (1481, 268996), (2956, 134771), (2962, 134498), (5173, 77012), (5924, 67249), (9607, 41468), (10346, 38506), (10367, 38428), (19214, 20734), (19253, 20692)]