15720562

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:319

約数の個数: 48

約数和(自身を含む): 29494080

約数和(自身を除く): 13773518

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 121, 143, 209, 242, 247, 263, 286, 418, 494, 526, 1573, 2299, 2717, 2893, 3146, 3419, 4598, 4997, 5434, 5786, 6838, 9994, 29887, 31823, 37609, 54967, 59774, 63646, 64961, 75218, 109934, 129922, 413699, 604637, 714571, 827398, 1209274, 1429142, 7860281, 15720562]

約数ペア:

[(1, 15720562), (2, 7860281), (11, 1429142), (13, 1209274), (19, 827398), (22, 714571), (26, 604637), (38, 413699), (121, 129922), (143, 109934), (209, 75218), (242, 64961), (247, 63646), (263, 59774), (286, 54967), (418, 37609), (494, 31823), (526, 29887), (1573, 9994), (2299, 6838), (2717, 5786), (2893, 5434), (3146, 4997), (3419, 4598)]