8247231

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:220

約数の個数: 32

約数和(自身を含む): 12794880

約数和(自身を除く): 4547649

約数列:

[1, 3, 9, 27, 47, 67, 97, 141, 201, 291, 423, 603, 873, 1269, 1809, 2619, 3149, 4559, 6499, 9447, 13677, 19497, 28341, 41031, 58491, 85023, 123093, 175473, 305453, 916359, 2749077, 8247231]

約数ペア:

[(1, 8247231), (3, 2749077), (9, 916359), (27, 305453), (47, 175473), (67, 123093), (97, 85023), (141, 58491), (201, 41031), (291, 28341), (423, 19497), (603, 13677), (873, 9447), (1269, 6499), (1809, 4559), (2619, 3149)]