638866046

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{5563}}^1$

素因数の和:6216

約数の個数: 32

約数和(自身を含む): 1181526528

約数和(自身を除く): 542660482

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 631, 1262, 4417, 5563, 8203, 8834, 11126, 16406, 38941, 57421, 72319, 77882, 114842, 144638, 506233, 1012466, 3510253, 7020506, 24571771, 45633289, 49143542, 91266578, 319433023, 638866046]

約数ペア:

[(1, 638866046), (2, 319433023), (7, 91266578), (13, 49143542), (14, 45633289), (26, 24571771), (91, 7020506), (182, 3510253), (631, 1012466), (1262, 506233), (4417, 144638), (5563, 114842), (8203, 77882), (8834, 72319), (11126, 57421), (16406, 38941)]