201771639

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{3313}}^1$

素因数の和:3487

約数の個数: 24

約数和(自身を含む): 298816752

約数和(自身を除く): 97045113

約数列:

[1, 3, 9, 67, 101, 201, 303, 603, 909, 3313, 6767, 9939, 20301, 29817, 60903, 221971, 334613, 665913, 1003839, 1997739, 3011517, 22419071, 67257213, 201771639]

約数ペア:

[(1, 201771639), (3, 67257213), (9, 22419071), (67, 3011517), (101, 1997739), (201, 1003839), (303, 665913), (603, 334613), (909, 221971), (3313, 60903), (6767, 29817), (9939, 20301)]