28785429

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{379}}^1$

素因数の和:514

約数の個数: 32

約数和(自身を含む): 44688000

約数和(自身を除く): 15902571

約数列:

[1, 3, 9, 27, 29, 87, 97, 261, 291, 379, 783, 873, 1137, 2619, 2813, 3411, 8439, 10233, 10991, 25317, 32973, 36763, 75951, 98919, 110289, 296757, 330867, 992601, 1066127, 3198381, 9595143, 28785429]

約数ペア:

[(1, 28785429), (3, 9595143), (9, 3198381), (27, 1066127), (29, 992601), (87, 330867), (97, 296757), (261, 110289), (291, 98919), (379, 75951), (783, 36763), (873, 32973), (1137, 25317), (2619, 10991), (2813, 10233), (3411, 8439)]