1780454739

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{1733}}^1$

素因数の和:2020

約数の個数: 48

約数和(自身を含む): 2870255520

約数和(自身を除く): 1089800781

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 241, 609, 723, 1421, 1687, 1733, 4263, 5061, 5199, 6989, 11809, 12131, 20967, 35427, 36393, 48923, 50257, 84917, 146769, 150771, 254751, 342461, 351799, 417653, 1027383, 1055397, 1252959, 2462593, 2923571, 7387779, 8770713, 12111937, 20464997, 36335811, 61394991, 84783559, 254350677, 593484913, 1780454739]

約数ペア:

[(1, 1780454739), (3, 593484913), (7, 254350677), (21, 84783559), (29, 61394991), (49, 36335811), (87, 20464997), (147, 12111937), (203, 8770713), (241, 7387779), (609, 2923571), (723, 2462593), (1421, 1252959), (1687, 1055397), (1733, 1027383), (4263, 417653), (5061, 351799), (5199, 342461), (6989, 254751), (11809, 150771), (12131, 146769), (20967, 84917), (35427, 50257), (36393, 48923)]