87461283

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1399}}^1$

素因数の和:1651

約数の個数: 32

約数和(自身を含む): 144256000

約数和(自身を除く): 56794717

約数列:

[1, 3, 7, 13, 21, 39, 91, 229, 273, 687, 1399, 1603, 2977, 4197, 4809, 8931, 9793, 18187, 20839, 29379, 54561, 62517, 127309, 320371, 381927, 961113, 2242597, 4164823, 6727791, 12494469, 29153761, 87461283]

約数ペア:

[(1, 87461283), (3, 29153761), (7, 12494469), (13, 6727791), (21, 4164823), (39, 2242597), (91, 961113), (229, 381927), (273, 320371), (687, 127309), (1399, 62517), (1603, 54561), (2977, 29379), (4197, 20839), (4809, 18187), (8931, 9793)]