209272284

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{3217}}^1$

素因数の和:3379

約数の個数: 72

約数和(自身を含む): 573962480

約数和(自身を除く): 364690196

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 139, 156, 234, 278, 417, 468, 556, 834, 1251, 1668, 1807, 2502, 3217, 3614, 5004, 5421, 6434, 7228, 9651, 10842, 12868, 16263, 19302, 21684, 28953, 32526, 38604, 41821, 57906, 65052, 83642, 115812, 125463, 167284, 250926, 376389, 447163, 501852, 752778, 894326, 1341489, 1505556, 1788652, 2682978, 4024467, 5365956, 5813119, 8048934, 11626238, 16097868, 17439357, 23252476, 34878714, 52318071, 69757428, 104636142, 209272284]

約数ペア:

[(1, 209272284), (2, 104636142), (3, 69757428), (4, 52318071), (6, 34878714), (9, 23252476), (12, 17439357), (13, 16097868), (18, 11626238), (26, 8048934), (36, 5813119), (39, 5365956), (52, 4024467), (78, 2682978), (117, 1788652), (139, 1505556), (156, 1341489), (234, 894326), (278, 752778), (417, 501852), (468, 447163), (556, 376389), (834, 250926), (1251, 167284), (1668, 125463), (1807, 115812), (2502, 83642), (3217, 65052), (3614, 57906), (5004, 41821), (5421, 38604), (6434, 32526), (7228, 28953), (9651, 21684), (10842, 19302), (12868, 16263)]