31043493

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 51856896

約数和(自身を除く): 20813403

約数列:

[1, 3, 9, 13, 27, 31, 39, 81, 93, 117, 243, 279, 317, 351, 403, 837, 951, 1053, 1209, 2511, 2853, 3159, 3627, 4121, 7533, 8559, 9827, 10881, 12363, 25677, 29481, 32643, 37089, 77031, 88443, 97929, 111267, 127751, 265329, 333801, 383253, 795987, 1001403, 1149759, 2387961, 3449277, 10347831, 31043493]

約数ペア:

[(1, 31043493), (3, 10347831), (9, 3449277), (13, 2387961), (27, 1149759), (31, 1001403), (39, 795987), (81, 383253), (93, 333801), (117, 265329), (243, 127751), (279, 111267), (317, 97929), (351, 88443), (403, 77031), (837, 37089), (951, 32643), (1053, 29481), (1209, 25677), (2511, 12363), (2853, 10881), (3159, 9827), (3627, 8559), (4121, 7533)]