156932721

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1979}}^1$

素因数の和:2091

約数の個数: 40

約数和(自身を含む): 258746400

約数和(自身を除く): 101813679

約数列:

[1, 3, 9, 11, 27, 33, 81, 89, 99, 267, 297, 801, 891, 979, 1979, 2403, 2937, 5937, 7209, 8811, 17811, 21769, 26433, 53433, 65307, 79299, 160299, 176131, 195921, 528393, 587763, 1585179, 1763289, 1937441, 4755537, 5812323, 14266611, 17436969, 52310907, 156932721]

約数ペア:

[(1, 156932721), (3, 52310907), (9, 17436969), (11, 14266611), (27, 5812323), (33, 4755537), (81, 1937441), (89, 1763289), (99, 1585179), (267, 587763), (297, 528393), (801, 195921), (891, 176131), (979, 160299), (1979, 79299), (2403, 65307), (2937, 53433), (5937, 26433), (7209, 21769), (8811, 17811)]