257922366

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{10771}}^1$

素因数の和:11096

約数の個数: 32

約数和(自身を含む): 557386368

約数和(自身を除く): 299464002

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 307, 614, 921, 1842, 3991, 7982, 10771, 11973, 21542, 23946, 32313, 64626, 140023, 280046, 420069, 840138, 3306697, 6613394, 9920091, 19840182, 42987061, 85974122, 128961183, 257922366]

約数ペア:

[(1, 257922366), (2, 128961183), (3, 85974122), (6, 42987061), (13, 19840182), (26, 9920091), (39, 6613394), (78, 3306697), (307, 840138), (614, 420069), (921, 280046), (1842, 140023), (3991, 64626), (7982, 32313), (10771, 23946), (11973, 21542)]