13388648

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{347}}^1$

素因数の和:426

約数の個数: 64

約数和(自身を含む): 31570560

約数和(自身を除く): 18181912

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 53, 56, 91, 104, 106, 182, 212, 347, 364, 371, 424, 689, 694, 728, 742, 1378, 1388, 1484, 2429, 2756, 2776, 2968, 4511, 4823, 4858, 5512, 9022, 9646, 9716, 18044, 18391, 19292, 19432, 31577, 36088, 36782, 38584, 63154, 73564, 126308, 128737, 147128, 239083, 252616, 257474, 478166, 514948, 956332, 1029896, 1673581, 1912664, 3347162, 6694324, 13388648]

約数ペア:

[(1, 13388648), (2, 6694324), (4, 3347162), (7, 1912664), (8, 1673581), (13, 1029896), (14, 956332), (26, 514948), (28, 478166), (52, 257474), (53, 252616), (56, 239083), (91, 147128), (104, 128737), (106, 126308), (182, 73564), (212, 63154), (347, 38584), (364, 36782), (371, 36088), (424, 31577), (689, 19432), (694, 19292), (728, 18391), (742, 18044), (1378, 9716), (1388, 9646), (1484, 9022), (2429, 5512), (2756, 4858), (2776, 4823), (2968, 4511)]