221281788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{202639}}^1$

素因数の和:202666

約数の個数: 48

約数和(自身を含む): 635479040

約数和(自身を除く): 414197252

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 202639, 405278, 607917, 810556, 1215834, 1418473, 2431668, 2634307, 2836946, 4255419, 5268614, 5673892, 7902921, 8510838, 10537228, 15805842, 17021676, 18440149, 31611684, 36880298, 55320447, 73760596, 110640894, 221281788]

約数ペア:

[(1, 221281788), (2, 110640894), (3, 73760596), (4, 55320447), (6, 36880298), (7, 31611684), (12, 18440149), (13, 17021676), (14, 15805842), (21, 10537228), (26, 8510838), (28, 7902921), (39, 5673892), (42, 5268614), (52, 4255419), (78, 2836946), (84, 2634307), (91, 2431668), (156, 1418473), (182, 1215834), (273, 810556), (364, 607917), (546, 405278), (1092, 202639)]