205853145

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1\times {\mathrm{797}}^1$

素因数の和:1129

約数の個数: 32

約数和(自身を含む): 336002688

約数和(自身を除く): 130149543

約数列:

[1, 3, 5, 15, 67, 201, 257, 335, 771, 797, 1005, 1285, 2391, 3855, 3985, 11955, 17219, 51657, 53399, 86095, 160197, 204829, 258285, 266995, 614487, 800985, 1024145, 3072435, 13723543, 41170629, 68617715, 205853145]

約数ペア:

[(1, 205853145), (3, 68617715), (5, 41170629), (15, 13723543), (67, 3072435), (201, 1024145), (257, 800985), (335, 614487), (771, 266995), (797, 258285), (1005, 204829), (1285, 160197), (2391, 86095), (3855, 53399), (3985, 51657), (11955, 17219)]