218840902

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{6823}}^1$

素因数の和:6940

約数の個数: 32

約数和(自身を含む): 393062400

約数和(自身を除く): 174221498

約数列:

[1, 2, 7, 14, 29, 58, 79, 158, 203, 406, 553, 1106, 2291, 4582, 6823, 13646, 16037, 32074, 47761, 95522, 197867, 395734, 539017, 1078034, 1385069, 2770138, 3773119, 7546238, 15631493, 31262986, 109420451, 218840902]

約数ペア:

[(1, 218840902), (2, 109420451), (7, 31262986), (14, 15631493), (29, 7546238), (58, 3773119), (79, 2770138), (158, 1385069), (203, 1078034), (406, 539017), (553, 395734), (1106, 197867), (2291, 95522), (4582, 47761), (6823, 32074), (13646, 16037)]