9771111

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{907}}^1$

素因数の和:945

約数の個数: 40

約数和(自身を含む): 17578880

約数和(自身を除く): 7807769

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 567, 907, 1197, 1539, 2721, 3591, 6349, 8163, 10773, 17233, 19047, 24489, 51699, 57141, 73467, 120631, 155097, 171423, 361893, 465291, 514269, 1085679, 1395873, 3257037, 9771111]

約数ペア:

[(1, 9771111), (3, 3257037), (7, 1395873), (9, 1085679), (19, 514269), (21, 465291), (27, 361893), (57, 171423), (63, 155097), (81, 120631), (133, 73467), (171, 57141), (189, 51699), (399, 24489), (513, 19047), (567, 17233), (907, 10773), (1197, 8163), (1539, 6349), (2721, 3591)]