1906958515

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{81199}}^1$

素因数の和:81283

約数の個数: 32

約数和(自身を含む): 2899814400

約数和(自身を除く): 992855885

約数列:

[1, 5, 7, 11, 35, 55, 61, 77, 305, 385, 427, 671, 2135, 3355, 4697, 23485, 81199, 405995, 568393, 893189, 2841965, 4465945, 4953139, 6252323, 24765695, 31261615, 34671973, 54484529, 173359865, 272422645, 381391703, 1906958515]

約数ペア:

[(1, 1906958515), (5, 381391703), (7, 272422645), (11, 173359865), (35, 54484529), (55, 34671973), (61, 31261615), (77, 24765695), (305, 6252323), (385, 4953139), (427, 4465945), (671, 2841965), (2135, 893189), (3355, 568393), (4697, 405995), (23485, 81199)]