201575781

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1151}}^1$

素因数の和:1258

約数の個数: 48

約数和(自身を含む): 334264320

約数和(自身を除く): 132688539

約数列:

[1, 3, 9, 11, 29, 33, 61, 87, 99, 183, 261, 319, 549, 671, 957, 1151, 1769, 2013, 2871, 3453, 5307, 6039, 10359, 12661, 15921, 19459, 33379, 37983, 58377, 70211, 100137, 113949, 175131, 210633, 300411, 367169, 631899, 772321, 1101507, 2036119, 2316963, 3304521, 6108357, 6950889, 18325071, 22397309, 67191927, 201575781]

約数ペア:

[(1, 201575781), (3, 67191927), (9, 22397309), (11, 18325071), (29, 6950889), (33, 6108357), (61, 3304521), (87, 2316963), (99, 2036119), (183, 1101507), (261, 772321), (319, 631899), (549, 367169), (671, 300411), (957, 210633), (1151, 175131), (1769, 113949), (2013, 100137), (2871, 70211), (3453, 58377), (5307, 37983), (6039, 33379), (10359, 19459), (12661, 15921)]