18181185

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{439}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 31933440

約数和(自身を除く): 13752255

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 251, 439, 753, 1255, 1317, 2195, 2761, 3765, 4829, 6585, 8283, 13805, 14487, 24145, 41415, 72435, 110189, 330567, 550945, 1212079, 1652835, 3636237, 6060395, 18181185]

約数ペア:

[(1, 18181185), (3, 6060395), (5, 3636237), (11, 1652835), (15, 1212079), (33, 550945), (55, 330567), (165, 110189), (251, 72435), (439, 41415), (753, 24145), (1255, 14487), (1317, 13805), (2195, 8283), (2761, 6585), (3765, 4829)]