1975411557

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{151477}}^1$

素因数の和:151519

約数の個数: 40

約数和(自身を含む): 3519136896

約数和(自身を除く): 1543725339

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 483, 567, 621, 1449, 1863, 4347, 13041, 151477, 454431, 1060339, 1363293, 3181017, 3483971, 4089879, 9543051, 10451913, 12269637, 24387797, 28629153, 31355739, 73163391, 85887459, 94067217, 219490173, 282201651, 658470519, 1975411557]

約数ペア:

[(1, 1975411557), (3, 658470519), (7, 282201651), (9, 219490173), (21, 94067217), (23, 85887459), (27, 73163391), (63, 31355739), (69, 28629153), (81, 24387797), (161, 12269637), (189, 10451913), (207, 9543051), (483, 4089879), (567, 3483971), (621, 3181017), (1449, 1363293), (1863, 1060339), (4347, 454431), (13041, 151477)]