13345444

素因数分解:

$2^2\times 7^3\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:233

約数の個数: 48

約数和(自身を含む): 27820800

約数和(自身を除く): 14475356

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 137, 142, 196, 274, 284, 343, 497, 548, 686, 959, 994, 1372, 1918, 1988, 3479, 3836, 6713, 6958, 9727, 13426, 13916, 19454, 24353, 26852, 38908, 46991, 48706, 68089, 93982, 97412, 136178, 187964, 272356, 476623, 953246, 1906492, 3336361, 6672722, 13345444]

約数ペア:

[(1, 13345444), (2, 6672722), (4, 3336361), (7, 1906492), (14, 953246), (28, 476623), (49, 272356), (71, 187964), (98, 136178), (137, 97412), (142, 93982), (196, 68089), (274, 48706), (284, 46991), (343, 38908), (497, 26852), (548, 24353), (686, 19454), (959, 13916), (994, 13426), (1372, 9727), (1918, 6958), (1988, 6713), (3479, 3836)]