247825890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211817}}^1$

素因数の和:211843

約数の個数: 48

約数和(自身を含む): 693915768

約数和(自身を除く): 446089878

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 211817, 423634, 635451, 1059085, 1270902, 1906353, 2118170, 2753621, 3177255, 3812706, 5507242, 6354510, 8260863, 9531765, 13768105, 16521726, 19063530, 24782589, 27536210, 41304315, 49565178, 82608630, 123912945, 247825890]

約数ペア:

[(1, 247825890), (2, 123912945), (3, 82608630), (5, 49565178), (6, 41304315), (9, 27536210), (10, 24782589), (13, 19063530), (15, 16521726), (18, 13768105), (26, 9531765), (30, 8260863), (39, 6354510), (45, 5507242), (65, 3812706), (78, 3177255), (90, 2753621), (117, 2118170), (130, 1906353), (195, 1270902), (234, 1059085), (390, 635451), (585, 423634), (1170, 211817)]