128410828

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{1847}}^1$

素因数の和:2062

約数の個数: 48

約数和(自身を含む): 278175744

約数和(自身を除く): 149764916

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 191, 364, 382, 764, 1337, 1847, 2483, 2674, 3694, 4966, 5348, 7388, 9932, 12929, 17381, 24011, 25858, 34762, 48022, 51716, 69524, 96044, 168077, 336154, 352777, 672308, 705554, 1411108, 2469439, 4586101, 4938878, 9172202, 9877756, 18344404, 32102707, 64205414, 128410828]

約数ペア:

[(1, 128410828), (2, 64205414), (4, 32102707), (7, 18344404), (13, 9877756), (14, 9172202), (26, 4938878), (28, 4586101), (52, 2469439), (91, 1411108), (182, 705554), (191, 672308), (364, 352777), (382, 336154), (764, 168077), (1337, 96044), (1847, 69524), (2483, 51716), (2674, 48022), (3694, 34762), (4966, 25858), (5348, 24011), (7388, 17381), (9932, 12929)]