16757685

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:304

約数の個数: 80

約数和(自身を含む): 35963136

約数和(自身を除く): 19205451

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 27, 35, 45, 63, 69, 81, 105, 115, 135, 161, 189, 207, 257, 315, 345, 405, 483, 567, 621, 771, 805, 945, 1035, 1285, 1449, 1799, 1863, 2313, 2415, 2835, 3105, 3855, 4347, 5397, 5911, 6939, 7245, 8995, 9315, 11565, 13041, 16191, 17733, 20817, 21735, 26985, 29555, 34695, 41377, 48573, 53199, 65205, 80955, 88665, 104085, 124131, 145719, 159597, 206885, 242865, 265995, 372393, 478791, 620655, 728595, 797985, 1117179, 1861965, 2393955, 3351537, 5585895, 16757685]

約数ペア:

[(1, 16757685), (3, 5585895), (5, 3351537), (7, 2393955), (9, 1861965), (15, 1117179), (21, 797985), (23, 728595), (27, 620655), (35, 478791), (45, 372393), (63, 265995), (69, 242865), (81, 206885), (105, 159597), (115, 145719), (135, 124131), (161, 104085), (189, 88665), (207, 80955), (257, 65205), (315, 53199), (345, 48573), (405, 41377), (483, 34695), (567, 29555), (621, 26985), (771, 21735), (805, 20817), (945, 17733), (1035, 16191), (1285, 13041), (1449, 11565), (1799, 9315), (1863, 8995), (2313, 7245), (2415, 6939), (2835, 5911), (3105, 5397), (3855, 4347)]