8216559

素因数分解:

$3^7\times {\mathrm{13}}^1\times {\mathrm{17}}^2$

素因数の和:68

約数の個数: 48

約数和(自身を含む): 14097440

約数和(自身を除く): 5880881

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 81, 117, 153, 221, 243, 289, 351, 459, 663, 729, 867, 1053, 1377, 1989, 2187, 2601, 3159, 3757, 4131, 5967, 7803, 9477, 11271, 12393, 17901, 23409, 28431, 33813, 37179, 53703, 70227, 101439, 161109, 210681, 304317, 483327, 632043, 912951, 2738853, 8216559]

約数ペア:

[(1, 8216559), (3, 2738853), (9, 912951), (13, 632043), (17, 483327), (27, 304317), (39, 210681), (51, 161109), (81, 101439), (117, 70227), (153, 53703), (221, 37179), (243, 33813), (289, 28431), (351, 23409), (459, 17901), (663, 12393), (729, 11271), (867, 9477), (1053, 7803), (1377, 5967), (1989, 4131), (2187, 3757), (2601, 3159)]