690023367

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{9803}}^1$

素因数の和:9905

約数の個数: 40

約数和(自身を含む): 1138832640

約数和(自身を除く): 448809273

約数列:

[1, 3, 9, 11, 27, 33, 79, 81, 99, 237, 297, 711, 869, 891, 2133, 2607, 6399, 7821, 9803, 23463, 29409, 70389, 88227, 107833, 264681, 323499, 774437, 794043, 970497, 2323311, 2911491, 6969933, 8518807, 8734473, 20909799, 25556421, 62729397, 76669263, 230007789, 690023367]

約数ペア:

[(1, 690023367), (3, 230007789), (9, 76669263), (11, 62729397), (27, 25556421), (33, 20909799), (79, 8734473), (81, 8518807), (99, 6969933), (237, 2911491), (297, 2323311), (711, 970497), (869, 794043), (891, 774437), (2133, 323499), (2607, 264681), (6399, 107833), (7821, 88227), (9803, 70389), (23463, 29409)]