1857200397

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{991}}^1\times {\mathrm{1657}}^1$

素因数の和:2693

約数の個数: 32

約数和(自身を含む): 2763156480

約数和(自身を除く): 905956083

約数列:

[1, 3, 13, 29, 39, 87, 377, 991, 1131, 1657, 2973, 4971, 12883, 21541, 28739, 38649, 48053, 64623, 86217, 144159, 373607, 624689, 1120821, 1642087, 1874067, 4926261, 21347131, 47620523, 64041393, 142861569, 619066799, 1857200397]

約数ペア:

[(1, 1857200397), (3, 619066799), (13, 142861569), (29, 64041393), (39, 47620523), (87, 21347131), (377, 4926261), (991, 1874067), (1131, 1642087), (1657, 1120821), (2973, 624689), (4971, 373607), (12883, 144159), (21541, 86217), (28739, 64623), (38649, 48053)]