128740584

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{766313}}^1$

素因数の和:766329

約数の個数: 32

約数和(自身を含む): 367830720

約数和(自身を除く): 239090136

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 766313, 1532626, 2298939, 3065252, 4597878, 5364191, 6130504, 9195756, 10728382, 16092573, 18391512, 21456764, 32185146, 42913528, 64370292, 128740584]

約数ペア:

[(1, 128740584), (2, 64370292), (3, 42913528), (4, 32185146), (6, 21456764), (7, 18391512), (8, 16092573), (12, 10728382), (14, 9195756), (21, 6130504), (24, 5364191), (28, 4597878), (42, 3065252), (56, 2298939), (84, 1532626), (168, 766313)]