231142359

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 368949600

約数和(自身を除く): 137807241

約数列:

[1, 3, 7, 21, 49, 61, 147, 149, 173, 183, 427, 447, 519, 1043, 1211, 1281, 2989, 3129, 3633, 7301, 8477, 8967, 9089, 10553, 21903, 25431, 25777, 27267, 31659, 63623, 73871, 77331, 180439, 190869, 221613, 445361, 517097, 541317, 1263073, 1336083, 1551291, 1572397, 3789219, 4717191, 11006779, 33020337, 77047453, 231142359]

約数ペア:

[(1, 231142359), (3, 77047453), (7, 33020337), (21, 11006779), (49, 4717191), (61, 3789219), (147, 1572397), (149, 1551291), (173, 1336083), (183, 1263073), (427, 541317), (447, 517097), (519, 445361), (1043, 221613), (1211, 190869), (1281, 180439), (2989, 77331), (3129, 73871), (3633, 63623), (7301, 31659), (8477, 27267), (8967, 25777), (9089, 25431), (10553, 21903)]