29988819

素因数分解:

$3^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1571}}^1$

素因数の和:1688

約数の個数: 32

約数和(自身を含む): 51310080

約数和(自身を除く): 21321261

約数列:

[1, 3, 7, 9, 21, 27, 63, 101, 189, 303, 707, 909, 1571, 2121, 2727, 4713, 6363, 10997, 14139, 19089, 32991, 42417, 98973, 158671, 296919, 476013, 1110697, 1428039, 3332091, 4284117, 9996273, 29988819]

約数ペア:

[(1, 29988819), (3, 9996273), (7, 4284117), (9, 3332091), (21, 1428039), (27, 1110697), (63, 476013), (101, 296919), (189, 158671), (303, 98973), (707, 42417), (909, 32991), (1571, 19089), (2121, 14139), (2727, 10997), (4713, 6363)]