208964535

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{12911}}^1$

素因数の和:13015

約数の個数: 32

約数和(自身を含む): 364428288

約数和(自身を除く): 155463753

約数列:

[1, 3, 5, 13, 15, 39, 65, 83, 195, 249, 415, 1079, 1245, 3237, 5395, 12911, 16185, 38733, 64555, 167843, 193665, 503529, 839215, 1071613, 2517645, 3214839, 5358065, 13930969, 16074195, 41792907, 69654845, 208964535]

約数ペア:

[(1, 208964535), (3, 69654845), (5, 41792907), (13, 16074195), (15, 13930969), (39, 5358065), (65, 3214839), (83, 2517645), (195, 1071613), (249, 839215), (415, 503529), (1079, 193665), (1245, 167843), (3237, 64555), (5395, 38733), (12911, 16185)]