201948591

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{167}}^1\times {\mathrm{307}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 295561728

約数和(自身を除く): 93613137

約数列:

[1, 3, 13, 39, 101, 167, 303, 307, 501, 921, 1313, 2171, 3939, 3991, 6513, 11973, 16867, 31007, 50601, 51269, 93021, 153807, 219271, 403091, 657813, 666497, 1209273, 1999491, 5178169, 15534507, 67316197, 201948591]

約数ペア:

[(1, 201948591), (3, 67316197), (13, 15534507), (39, 5178169), (101, 1999491), (167, 1209273), (303, 666497), (307, 657813), (501, 403091), (921, 219271), (1313, 153807), (2171, 93021), (3939, 51269), (3991, 50601), (6513, 31007), (11973, 16867)]