201990996

素因数分解:

$2^2\times 3^4\times {\mathrm{131}}^1\times {\mathrm{4759}}^1$

素因数の和:4906

約数の個数: 60

約数和(自身を含む): 532187040

約数和(自身を除く): 330196044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 131, 162, 262, 324, 393, 524, 786, 1179, 1572, 2358, 3537, 4716, 4759, 7074, 9518, 10611, 14148, 14277, 19036, 21222, 28554, 42444, 42831, 57108, 85662, 128493, 171324, 256986, 385479, 513972, 623429, 770958, 1246858, 1541916, 1870287, 2493716, 3740574, 5610861, 7481148, 11221722, 16832583, 22443444, 33665166, 50497749, 67330332, 100995498, 201990996]

約数ペア:

[(1, 201990996), (2, 100995498), (3, 67330332), (4, 50497749), (6, 33665166), (9, 22443444), (12, 16832583), (18, 11221722), (27, 7481148), (36, 5610861), (54, 3740574), (81, 2493716), (108, 1870287), (131, 1541916), (162, 1246858), (262, 770958), (324, 623429), (393, 513972), (524, 385479), (786, 256986), (1179, 171324), (1572, 128493), (2358, 85662), (3537, 57108), (4716, 42831), (4759, 42444), (7074, 28554), (9518, 21222), (10611, 19036), (14148, 14277)]