87908649

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{353}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 131518080

約数和(自身を除く): 43609431

約数列:

[1, 3, 17, 19, 51, 57, 257, 323, 353, 771, 969, 1059, 4369, 4883, 6001, 6707, 13107, 14649, 18003, 20121, 83011, 90721, 114019, 249033, 272163, 342057, 1542257, 1723699, 4626771, 5171097, 29302883, 87908649]

約数ペア:

[(1, 87908649), (3, 29302883), (17, 5171097), (19, 4626771), (51, 1723699), (57, 1542257), (257, 342057), (323, 272163), (353, 249033), (771, 114019), (969, 90721), (1059, 83011), (4369, 20121), (4883, 18003), (6001, 14649), (6707, 13107)]