13273905

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 21962880

約数和(自身を除く): 8688975

約数列:

[1, 3, 5, 15, 61, 89, 163, 183, 267, 305, 445, 489, 815, 915, 1335, 2445, 5429, 9943, 14507, 16287, 27145, 29829, 43521, 49715, 72535, 81435, 149145, 217605, 884927, 2654781, 4424635, 13273905]

約数ペア:

[(1, 13273905), (3, 4424635), (5, 2654781), (15, 884927), (61, 217605), (89, 149145), (163, 81435), (183, 72535), (267, 49715), (305, 43521), (445, 29829), (489, 27145), (815, 16287), (915, 14507), (1335, 9943), (2445, 5429)]