391435926

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{19457}}^1$

素因数の和:19948

約数の個数: 32

約数和(自身を含む): 896624640

約数和(自身を除く): 505188714

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 479, 958, 1437, 2874, 3353, 6706, 10059, 19457, 20118, 38914, 58371, 116742, 136199, 272398, 408597, 817194, 9319903, 18639806, 27959709, 55919418, 65239321, 130478642, 195717963, 391435926]

約数ペア:

[(1, 391435926), (2, 195717963), (3, 130478642), (6, 65239321), (7, 55919418), (14, 27959709), (21, 18639806), (42, 9319903), (479, 817194), (958, 408597), (1437, 272398), (2874, 136199), (3353, 116742), (6706, 58371), (10059, 38914), (19457, 20118)]