23281821

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{787}}^1$

素因数の和:985

約数の個数: 24

約数和(自身を含む): 35649120

約数和(自身を除く): 12367299

約数列:

[1, 3, 9, 19, 57, 171, 173, 519, 787, 1557, 2361, 3287, 7083, 9861, 14953, 29583, 44859, 134577, 136151, 408453, 1225359, 2586869, 7760607, 23281821]

約数ペア:

[(1, 23281821), (3, 7760607), (9, 2586869), (19, 1225359), (57, 408453), (171, 136151), (173, 134577), (519, 44859), (787, 29583), (1557, 14953), (2361, 9861), (3287, 7083)]