201617559

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:773

約数の個数: 64

約数和(自身を含む): 355891200

約数和(自身を除く): 154273641

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 79, 99, 117, 143, 237, 297, 351, 429, 661, 711, 869, 1027, 1287, 1983, 2133, 2607, 3081, 3861, 5949, 7271, 7821, 8593, 9243, 11297, 17847, 21813, 23463, 25779, 27729, 33891, 52219, 65439, 77337, 94523, 101673, 156657, 196317, 232011, 283569, 305019, 469971, 574409, 678847, 850707, 1409913, 1723227, 2036541, 2552121, 5169681, 6109623, 7467317, 15509043, 18328869, 22401951, 67205853, 201617559]

約数ペア:

[(1, 201617559), (3, 67205853), (9, 22401951), (11, 18328869), (13, 15509043), (27, 7467317), (33, 6109623), (39, 5169681), (79, 2552121), (99, 2036541), (117, 1723227), (143, 1409913), (237, 850707), (297, 678847), (351, 574409), (429, 469971), (661, 305019), (711, 283569), (869, 232011), (1027, 196317), (1287, 156657), (1983, 101673), (2133, 94523), (2607, 77337), (3081, 65439), (3861, 52219), (5949, 33891), (7271, 27729), (7821, 25779), (8593, 23463), (9243, 21813), (11297, 17847)]