89912109

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 146109696

約数和(自身を除く): 56197587

約数列:

[1, 3, 7, 21, 37, 49, 61, 111, 147, 183, 259, 271, 427, 777, 813, 1281, 1813, 1897, 2257, 2989, 5439, 5691, 6771, 8967, 10027, 13279, 15799, 16531, 30081, 39837, 47397, 49593, 70189, 110593, 115717, 210567, 331779, 347151, 491323, 611647, 810019, 1473969, 1834941, 2430057, 4281529, 12844587, 29970703, 89912109]

約数ペア:

[(1, 89912109), (3, 29970703), (7, 12844587), (21, 4281529), (37, 2430057), (49, 1834941), (61, 1473969), (111, 810019), (147, 611647), (183, 491323), (259, 347151), (271, 331779), (427, 210567), (777, 115717), (813, 110593), (1281, 70189), (1813, 49593), (1897, 47397), (2257, 39837), (2989, 30081), (5439, 16531), (5691, 15799), (6771, 13279), (8967, 10027)]