66887961

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{3163}}^1$

素因数の和:3245

約数の個数: 32

約数和(自身を含む): 109347840

約数和(自身を除く): 42459879

約数列:

[1, 3, 7, 19, 21, 53, 57, 133, 159, 371, 399, 1007, 1113, 3021, 3163, 7049, 9489, 21147, 22141, 60097, 66423, 167639, 180291, 420679, 502917, 1173473, 1262037, 3185141, 3520419, 9555423, 22295987, 66887961]

約数ペア:

[(1, 66887961), (3, 22295987), (7, 9555423), (19, 3520419), (21, 3185141), (53, 1262037), (57, 1173473), (133, 502917), (159, 420679), (371, 180291), (399, 167639), (1007, 66423), (1113, 60097), (3021, 22141), (3163, 21147), (7049, 9489)]