199742788

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1\times {\mathrm{293}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 406594944

約数和(自身を除く): 206852156

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 251, 293, 388, 502, 586, 679, 1004, 1172, 1358, 1757, 2051, 2716, 3514, 4102, 7028, 8204, 24347, 28421, 48694, 56842, 73543, 97388, 113684, 147086, 170429, 198947, 294172, 340858, 397894, 514801, 681716, 795788, 1029602, 2059204, 7133671, 14267342, 28534684, 49935697, 99871394, 199742788]

約数ペア:

[(1, 199742788), (2, 99871394), (4, 49935697), (7, 28534684), (14, 14267342), (28, 7133671), (97, 2059204), (194, 1029602), (251, 795788), (293, 681716), (388, 514801), (502, 397894), (586, 340858), (679, 294172), (1004, 198947), (1172, 170429), (1358, 147086), (1757, 113684), (2051, 97388), (2716, 73543), (3514, 56842), (4102, 48694), (7028, 28421), (8204, 24347)]