405331371

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{122051}}^1$

素因数の和:122104

約数の個数: 20

約数和(自身を含む): 620268264

約数和(自身を除く): 214936893

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 122051, 366153, 1098459, 3295377, 5004091, 9886131, 15012273, 45036819, 135110457, 405331371]

約数ペア:

[(1, 405331371), (3, 135110457), (9, 45036819), (27, 15012273), (41, 9886131), (81, 5004091), (123, 3295377), (369, 1098459), (1107, 366153), (3321, 122051)]