28184787

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 43502400

約数和(自身を除く): 15317613

約数列:

[1, 3, 9, 27, 37, 89, 111, 267, 317, 333, 801, 951, 999, 2403, 2853, 3293, 8559, 9879, 11729, 28213, 29637, 35187, 84639, 88911, 105561, 253917, 316683, 761751, 1043881, 3131643, 9394929, 28184787]

約数ペア:

[(1, 28184787), (3, 9394929), (9, 3131643), (27, 1043881), (37, 761751), (89, 316683), (111, 253917), (267, 105561), (317, 88911), (333, 84639), (801, 35187), (951, 29637), (999, 28213), (2403, 11729), (2853, 9879), (3293, 8559)]