663348

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 1814400

約数和(自身を除く): 1151052

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 53, 84, 106, 149, 159, 212, 298, 318, 371, 447, 596, 636, 742, 894, 1043, 1113, 1484, 1788, 2086, 2226, 3129, 4172, 4452, 6258, 7897, 12516, 15794, 23691, 31588, 47382, 55279, 94764, 110558, 165837, 221116, 331674, 663348]

約数ペア:

[(1, 663348), (2, 331674), (3, 221116), (4, 165837), (6, 110558), (7, 94764), (12, 55279), (14, 47382), (21, 31588), (28, 23691), (42, 15794), (53, 12516), (84, 7897), (106, 6258), (149, 4452), (159, 4172), (212, 3129), (298, 2226), (318, 2086), (371, 1788), (447, 1484), (596, 1113), (636, 1043), (742, 894)]