2151921369

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1$

素因数の和:614

約数の個数: 64

約数和(自身を含む): 3295846400

約数和(自身を除く): 1143925031

約数列:

[1, 3, 13, 37, 39, 43, 79, 111, 129, 237, 439, 481, 559, 1027, 1317, 1443, 1591, 1677, 2923, 3081, 3397, 4773, 5707, 8769, 10191, 16243, 17121, 18877, 20683, 34681, 37999, 44161, 48729, 56631, 62049, 104043, 113997, 125689, 132483, 211159, 245401, 377067, 450853, 633477, 698449, 736203, 1283197, 1352559, 1491283, 1633957, 2095347, 3849591, 4473849, 4901871, 9079837, 16681561, 19386679, 27239511, 50044683, 55177471, 58160037, 165532413, 717307123, 2151921369]

約数ペア:

[(1, 2151921369), (3, 717307123), (13, 165532413), (37, 58160037), (39, 55177471), (43, 50044683), (79, 27239511), (111, 19386679), (129, 16681561), (237, 9079837), (439, 4901871), (481, 4473849), (559, 3849591), (1027, 2095347), (1317, 1633957), (1443, 1491283), (1591, 1352559), (1677, 1283197), (2923, 736203), (3081, 698449), (3397, 633477), (4773, 450853), (5707, 377067), (8769, 245401), (10191, 211159), (16243, 132483), (17121, 125689), (18877, 113997), (20683, 104043), (34681, 62049), (37999, 56631), (44161, 48729)]