12828123135

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{74489}}^1$

素因数の和:74632

約数の個数: 48

約数和(自身を含む): 23008471200

約数和(自身を除く): 10180348065

約数列:

[1, 3, 5, 9, 15, 43, 45, 89, 129, 215, 267, 387, 445, 645, 801, 1335, 1935, 3827, 4005, 11481, 19135, 34443, 57405, 74489, 172215, 223467, 372445, 670401, 1117335, 3203027, 3352005, 6629521, 9609081, 16015135, 19888563, 28827243, 33147605, 48045405, 59665689, 99442815, 144136215, 285069403, 298328445, 855208209, 1425347015, 2565624627, 4276041045, 12828123135]

約数ペア:

[(1, 12828123135), (3, 4276041045), (5, 2565624627), (9, 1425347015), (15, 855208209), (43, 298328445), (45, 285069403), (89, 144136215), (129, 99442815), (215, 59665689), (267, 48045405), (387, 33147605), (445, 28827243), (645, 19888563), (801, 16015135), (1335, 9609081), (1935, 6629521), (3827, 3352005), (4005, 3203027), (11481, 1117335), (19135, 670401), (34443, 372445), (57405, 223467), (74489, 172215)]