387534834

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 930631680

約数和(自身を除く): 543096846

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 47, 53, 54, 67, 86, 94, 106, 129, 134, 141, 159, 201, 258, 282, 318, 387, 402, 423, 477, 603, 774, 846, 954, 1161, 1206, 1269, 1431, 1809, 2021, 2279, 2322, 2491, 2538, 2862, 2881, 3149, 3551, 3618, 4042, 4558, 4982, 5762, 6063, 6298, 6837, 7102, 7473, 8643, 9447, 10653, 12126, 13674, 14946, 17286, 18189, 18894, 20511, 21306, 22419, 25929, 28341, 31959, 36378, 41022, 44838, 51858, 54567, 56682, 61533, 63918, 67257, 77787, 85023, 95877, 107113, 109134, 123066, 134514, 135407, 152693, 155574, 166897, 170046, 191754, 214226, 270814, 305386, 321339, 333794, 406221, 458079, 500691, 642678, 812442, 916158, 964017, 1001382, 1218663, 1374237, 1502073, 1928034, 2437326, 2748474, 2892051, 3004146, 3655989, 4122711, 4506219, 5784102, 7176571, 7311978, 8245422, 9012438, 14353142, 21529713, 43059426, 64589139, 129178278, 193767417, 387534834]

約数ペア:

[(1, 387534834), (2, 193767417), (3, 129178278), (6, 64589139), (9, 43059426), (18, 21529713), (27, 14353142), (43, 9012438), (47, 8245422), (53, 7311978), (54, 7176571), (67, 5784102), (86, 4506219), (94, 4122711), (106, 3655989), (129, 3004146), (134, 2892051), (141, 2748474), (159, 2437326), (201, 1928034), (258, 1502073), (282, 1374237), (318, 1218663), (387, 1001382), (402, 964017), (423, 916158), (477, 812442), (603, 642678), (774, 500691), (846, 458079), (954, 406221), (1161, 333794), (1206, 321339), (1269, 305386), (1431, 270814), (1809, 214226), (2021, 191754), (2279, 170046), (2322, 166897), (2491, 155574), (2538, 152693), (2862, 135407), (2881, 134514), (3149, 123066), (3551, 109134), (3618, 107113), (4042, 95877), (4558, 85023), (4982, 77787), (5762, 67257), (6063, 63918), (6298, 61533), (6837, 56682), (7102, 54567), (7473, 51858), (8643, 44838), (9447, 41022), (10653, 36378), (12126, 31959), (13674, 28341), (14946, 25929), (17286, 22419), (18189, 21306), (18894, 20511)]