207768665

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1063}}^1$

素因数の和:1209

約数の個数: 32

約数和(自身を含む): 280283136

約数和(自身を除く): 72514471

約数列:

[1, 5, 13, 31, 65, 97, 155, 403, 485, 1063, 1261, 2015, 3007, 5315, 6305, 13819, 15035, 32953, 39091, 69095, 103111, 164765, 195455, 428389, 515555, 1340443, 2141945, 3196441, 6702215, 15982205, 41553733, 207768665]

約数ペア:

[(1, 207768665), (5, 41553733), (13, 15982205), (31, 6702215), (65, 3196441), (97, 2141945), (155, 1340443), (403, 515555), (485, 428389), (1063, 195455), (1261, 164765), (2015, 103111), (3007, 69095), (5315, 39091), (6305, 32953), (13819, 15035)]