212340579

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{991}}^1$

素因数の和:1199

約数の個数: 32

約数和(自身を含む): 318455808

約数和(自身を除く): 106115229

約数列:

[1, 3, 11, 33, 43, 129, 151, 453, 473, 991, 1419, 1661, 2973, 4983, 6493, 10901, 19479, 32703, 42613, 71423, 127839, 149641, 214269, 448923, 468743, 1406229, 1646051, 4938153, 6434563, 19303689, 70780193, 212340579]

約数ペア:

[(1, 212340579), (3, 70780193), (11, 19303689), (33, 6434563), (43, 4938153), (129, 1646051), (151, 1406229), (453, 468743), (473, 448923), (991, 214269), (1419, 149641), (1661, 127839), (2973, 71423), (4983, 42613), (6493, 32703), (10901, 19479)]