189925372

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{569}}^1$

素因数の和:731

約数の個数: 72

約数和(自身を含む): 420290640

約数和(自身を除く): 230365268

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 131, 182, 196, 262, 364, 524, 569, 637, 917, 1138, 1274, 1703, 1834, 2276, 2548, 3406, 3668, 3983, 6419, 6812, 7397, 7966, 11921, 12838, 14794, 15932, 23842, 25676, 27881, 29588, 47684, 51779, 55762, 74539, 83447, 103558, 111524, 149078, 166894, 207116, 298156, 333788, 362453, 521773, 724906, 969007, 1043546, 1449812, 1938014, 2087092, 3652411, 3876028, 6783049, 7304822, 13566098, 14609644, 27132196, 47481343, 94962686, 189925372]

約数ペア:

[(1, 189925372), (2, 94962686), (4, 47481343), (7, 27132196), (13, 14609644), (14, 13566098), (26, 7304822), (28, 6783049), (49, 3876028), (52, 3652411), (91, 2087092), (98, 1938014), (131, 1449812), (182, 1043546), (196, 969007), (262, 724906), (364, 521773), (524, 362453), (569, 333788), (637, 298156), (917, 207116), (1138, 166894), (1274, 149078), (1703, 111524), (1834, 103558), (2276, 83447), (2548, 74539), (3406, 55762), (3668, 51779), (3983, 47684), (6419, 29588), (6812, 27881), (7397, 25676), (7966, 23842), (11921, 15932), (12838, 14794)]