257682816

素因数分解:

$2^7\times 3^3\times {\mathrm{74561}}^1$

素因数の和:74584

約数の個数: 64

約数和(自身を含む): 760532400

約数和(自身を除く): 502849584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 288, 384, 432, 576, 864, 1152, 1728, 3456, 74561, 149122, 223683, 298244, 447366, 596488, 671049, 894732, 1192976, 1342098, 1789464, 2013147, 2385952, 2684196, 3578928, 4026294, 4771904, 5368392, 7157856, 8052588, 9543808, 10736784, 14315712, 16105176, 21473568, 28631424, 32210352, 42947136, 64420704, 85894272, 128841408, 257682816]

約数ペア:

[(1, 257682816), (2, 128841408), (3, 85894272), (4, 64420704), (6, 42947136), (8, 32210352), (9, 28631424), (12, 21473568), (16, 16105176), (18, 14315712), (24, 10736784), (27, 9543808), (32, 8052588), (36, 7157856), (48, 5368392), (54, 4771904), (64, 4026294), (72, 3578928), (96, 2684196), (108, 2385952), (128, 2013147), (144, 1789464), (192, 1342098), (216, 1192976), (288, 894732), (384, 671049), (432, 596488), (576, 447366), (864, 298244), (1152, 223683), (1728, 149122), (3456, 74561)]