686116899

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{1867}}^1$

素因数の和:2241

約数の個数: 40

約数和(自身を含む): 1107537200

約数和(自身を除く): 421420301

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 349, 351, 1047, 1053, 1867, 3141, 4537, 5601, 9423, 13611, 16803, 24271, 28269, 40833, 50409, 72813, 122499, 151227, 218439, 367497, 651583, 655317, 1954749, 1965951, 5864247, 8470579, 17592741, 25411737, 52778223, 76235211, 228705633, 686116899]

約数ペア:

[(1, 686116899), (3, 228705633), (9, 76235211), (13, 52778223), (27, 25411737), (39, 17592741), (81, 8470579), (117, 5864247), (349, 1965951), (351, 1954749), (1047, 655317), (1053, 651583), (1867, 367497), (3141, 218439), (4537, 151227), (5601, 122499), (9423, 72813), (13611, 50409), (16803, 40833), (24271, 28269)]