2019704979

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1\times {\mathrm{421}}^1$

素因数の和:819

約数の個数: 32

約数和(自身を含む): 2776854528

約数和(自身を除く): 757149549

約数列:

[1, 3, 71, 101, 213, 223, 303, 421, 669, 1263, 7171, 15833, 21513, 22523, 29891, 42521, 47499, 67569, 89673, 93883, 127563, 281649, 1599133, 3018991, 4797399, 6665693, 9056973, 9482183, 19997079, 28446549, 673234993, 2019704979]

約数ペア:

[(1, 2019704979), (3, 673234993), (71, 28446549), (101, 19997079), (213, 9482183), (223, 9056973), (303, 6665693), (421, 4797399), (669, 3018991), (1263, 1599133), (7171, 281649), (15833, 127563), (21513, 93883), (22523, 89673), (29891, 67569), (42521, 47499)]