64013817

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{409}}^1$

素因数の和:705

約数の個数: 32

約数和(自身を含む): 101548800

約数和(自身を除く): 37534983

約数列:

[1, 3, 7, 21, 29, 87, 203, 257, 409, 609, 771, 1227, 1799, 2863, 5397, 7453, 8589, 11861, 22359, 35583, 52171, 83027, 105113, 156513, 249081, 315339, 735791, 2207373, 3048277, 9144831, 21337939, 64013817]

約数ペア:

[(1, 64013817), (3, 21337939), (7, 9144831), (21, 3048277), (29, 2207373), (87, 735791), (203, 315339), (257, 249081), (409, 156513), (609, 105113), (771, 83027), (1227, 52171), (1799, 35583), (2863, 22359), (5397, 11861), (7453, 8589)]