201125547

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:373

約数の個数: 72

約数和(自身を含む): 358525440

約数和(自身を除く): 157399893

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 79, 147, 161, 207, 237, 251, 441, 483, 553, 711, 753, 1127, 1449, 1659, 1757, 1817, 2259, 3381, 3871, 4977, 5271, 5451, 5773, 10143, 11613, 12299, 12719, 15813, 16353, 17319, 19829, 34839, 36897, 38157, 40411, 51957, 59487, 89033, 110691, 114471, 121233, 138803, 178461, 267099, 282877, 363699, 416409, 456067, 801297, 848631, 971621, 1249227, 1368201, 2545893, 2914863, 3192469, 4104603, 8744589, 9577407, 22347283, 28732221, 67041849, 201125547]

約数ペア:

[(1, 201125547), (3, 67041849), (7, 28732221), (9, 22347283), (21, 9577407), (23, 8744589), (49, 4104603), (63, 3192469), (69, 2914863), (79, 2545893), (147, 1368201), (161, 1249227), (207, 971621), (237, 848631), (251, 801297), (441, 456067), (483, 416409), (553, 363699), (711, 282877), (753, 267099), (1127, 178461), (1449, 138803), (1659, 121233), (1757, 114471), (1817, 110691), (2259, 89033), (3381, 59487), (3871, 51957), (4977, 40411), (5271, 38157), (5451, 36897), (5773, 34839), (10143, 19829), (11613, 17319), (12299, 16353), (12719, 15813)]