551516043

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{1669}}^1$

素因数の和:1951

約数の個数: 32

約数和(自身を含む): 817364800

約数和(自身を除く): 265848757

約数列:

[1, 3, 13, 37, 39, 111, 229, 481, 687, 1443, 1669, 2977, 5007, 8473, 8931, 21697, 25419, 61753, 65091, 110149, 185259, 330447, 382201, 802789, 1146603, 2408367, 4968613, 14141437, 14905839, 42424311, 183838681, 551516043]

約数ペア:

[(1, 551516043), (3, 183838681), (13, 42424311), (37, 14905839), (39, 14141437), (111, 4968613), (229, 2408367), (481, 1146603), (687, 802789), (1443, 382201), (1669, 330447), (2977, 185259), (5007, 110149), (8473, 65091), (8931, 61753), (21697, 25419)]