38688216

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{547}}^1$

素因数の和:984

約数の個数: 64

約数和(自身を含む): 111002880

約数和(自身を除く): 72314664

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 421, 547, 842, 1094, 1263, 1641, 1684, 2188, 2526, 2947, 3282, 3368, 3829, 4376, 5052, 5894, 6564, 7658, 8841, 10104, 11487, 11788, 13128, 15316, 17682, 22974, 23576, 30632, 35364, 45948, 70728, 91896, 230287, 460574, 690861, 921148, 1381722, 1612009, 1842296, 2763444, 3224018, 4836027, 5526888, 6448036, 9672054, 12896072, 19344108, 38688216]

約数ペア:

[(1, 38688216), (2, 19344108), (3, 12896072), (4, 9672054), (6, 6448036), (7, 5526888), (8, 4836027), (12, 3224018), (14, 2763444), (21, 1842296), (24, 1612009), (28, 1381722), (42, 921148), (56, 690861), (84, 460574), (168, 230287), (421, 91896), (547, 70728), (842, 45948), (1094, 35364), (1263, 30632), (1641, 23576), (1684, 22974), (2188, 17682), (2526, 15316), (2947, 13128), (3282, 11788), (3368, 11487), (3829, 10104), (4376, 8841), (5052, 7658), (5894, 6564)]