327754815

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:560

約数の個数: 64

約数和(自身を含む): 577539072

約数和(自身を除く): 249784257

約数列:

[1, 3, 5, 15, 17, 43, 51, 71, 85, 129, 213, 215, 255, 355, 421, 645, 731, 1065, 1207, 1263, 2105, 2193, 3053, 3621, 3655, 6035, 6315, 7157, 9159, 10965, 15265, 18103, 18105, 21471, 29891, 35785, 45795, 51901, 54309, 89673, 90515, 107355, 149455, 155703, 259505, 271545, 307751, 448365, 508147, 778515, 923253, 1285313, 1524441, 1538755, 2540735, 3855939, 4616265, 6426565, 7622205, 19279695, 21850321, 65550963, 109251605, 327754815]

約数ペア:

[(1, 327754815), (3, 109251605), (5, 65550963), (15, 21850321), (17, 19279695), (43, 7622205), (51, 6426565), (71, 4616265), (85, 3855939), (129, 2540735), (213, 1538755), (215, 1524441), (255, 1285313), (355, 923253), (421, 778515), (645, 508147), (731, 448365), (1065, 307751), (1207, 271545), (1263, 259505), (2105, 155703), (2193, 149455), (3053, 107355), (3621, 90515), (3655, 89673), (6035, 54309), (6315, 51901), (7157, 45795), (9159, 35785), (10965, 29891), (15265, 21471), (18103, 18105)]