7405455

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 12705984

約数和(自身を除く): 5300529

約数列:

[1, 3, 5, 15, 17, 51, 85, 113, 255, 257, 339, 565, 771, 1285, 1695, 1921, 3855, 4369, 5763, 9605, 13107, 21845, 28815, 29041, 65535, 87123, 145205, 435615, 493697, 1481091, 2468485, 7405455]

約数ペア:

[(1, 7405455), (3, 2468485), (5, 1481091), (15, 493697), (17, 435615), (51, 145205), (85, 87123), (113, 65535), (255, 29041), (257, 28815), (339, 21845), (565, 13107), (771, 9605), (1285, 5763), (1695, 4369), (1921, 3855)]