66891393

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{359}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 101836800

約数和(自身を除く): 34945407

約数列:

[1, 3, 9, 27, 67, 103, 201, 309, 359, 603, 927, 1077, 1809, 2781, 3231, 6901, 9693, 20703, 24053, 36977, 62109, 72159, 110931, 186327, 216477, 332793, 649431, 998379, 2477459, 7432377, 22297131, 66891393]

約数ペア:

[(1, 66891393), (3, 22297131), (9, 7432377), (27, 2477459), (67, 998379), (103, 649431), (201, 332793), (309, 216477), (359, 186327), (603, 110931), (927, 72159), (1077, 62109), (1809, 36977), (2781, 24053), (3231, 20703), (6901, 9693)]