9997779

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 15575040

約数和(自身を除く): 5577261

約数列:

[1, 3, 11, 29, 31, 33, 87, 93, 319, 337, 341, 899, 957, 1011, 1023, 2697, 3707, 9773, 9889, 10447, 11121, 29319, 29667, 31341, 107503, 114917, 302963, 322509, 344751, 908889, 3332593, 9997779]

約数ペア:

[(1, 9997779), (3, 3332593), (11, 908889), (29, 344751), (31, 322509), (33, 302963), (87, 114917), (93, 107503), (319, 31341), (337, 29667), (341, 29319), (899, 11121), (957, 10447), (1011, 9889), (1023, 9773), (2697, 3707)]