81323388

素因数分解:

$2^2\times 3^2\times {\mathrm{113}}^1\times {\mathrm{19991}}^1$

素因数の和:20114

約数の個数: 36

約数和(自身を含む): 207397008

約数和(自身を除く): 126073620

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 113, 226, 339, 452, 678, 1017, 1356, 2034, 4068, 19991, 39982, 59973, 79964, 119946, 179919, 239892, 359838, 719676, 2258983, 4517966, 6776949, 9035932, 13553898, 20330847, 27107796, 40661694, 81323388]

約数ペア:

[(1, 81323388), (2, 40661694), (3, 27107796), (4, 20330847), (6, 13553898), (9, 9035932), (12, 6776949), (18, 4517966), (36, 2258983), (113, 719676), (226, 359838), (339, 239892), (452, 179919), (678, 119946), (1017, 79964), (1356, 59973), (2034, 39982), (4068, 19991)]