396053478

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{7207}}^1$

素因数の和:7329

約数の個数: 48

約数和(自身を含む): 890562816

約数和(自身を除く): 494509338

約数列:

[1, 2, 3, 6, 9, 18, 43, 71, 86, 129, 142, 213, 258, 387, 426, 639, 774, 1278, 3053, 6106, 7207, 9159, 14414, 18318, 21621, 27477, 43242, 54954, 64863, 129726, 309901, 511697, 619802, 929703, 1023394, 1535091, 1859406, 2789109, 3070182, 4605273, 5578218, 9210546, 22002971, 44005942, 66008913, 132017826, 198026739, 396053478]

約数ペア:

[(1, 396053478), (2, 198026739), (3, 132017826), (6, 66008913), (9, 44005942), (18, 22002971), (43, 9210546), (71, 5578218), (86, 4605273), (129, 3070182), (142, 2789109), (213, 1859406), (258, 1535091), (387, 1023394), (426, 929703), (639, 619802), (774, 511697), (1278, 309901), (3053, 129726), (6106, 64863), (7207, 54954), (9159, 43242), (14414, 27477), (18318, 21621)]