320414521

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{503}}^1$

素因数の和:681

約数の個数: 32

約数和(自身を含む): 399748608

約数和(自身を除く): 79334087

約数列:

[1, 7, 17, 53, 101, 119, 371, 503, 707, 901, 1717, 3521, 5353, 6307, 8551, 12019, 26659, 37471, 50803, 59857, 91001, 186613, 355621, 453203, 637007, 863651, 2692559, 3172421, 6045557, 18847913, 45773503, 320414521]

約数ペア:

[(1, 320414521), (7, 45773503), (17, 18847913), (53, 6045557), (101, 3172421), (119, 2692559), (371, 863651), (503, 637007), (707, 453203), (901, 355621), (1717, 186613), (3521, 91001), (5353, 59857), (6307, 50803), (8551, 37471), (12019, 26659)]