28538776

素因数分解:

$2^3\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1549}}^1$

素因数の和:1616

約数の個数: 48

約数和(自身を含む): 63612000

約数和(自身を除く): 35073224

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 49, 56, 94, 98, 188, 196, 329, 376, 392, 658, 1316, 1549, 2303, 2632, 3098, 4606, 6196, 9212, 10843, 12392, 18424, 21686, 43372, 72803, 75901, 86744, 145606, 151802, 291212, 303604, 509621, 582424, 607208, 1019242, 2038484, 3567347, 4076968, 7134694, 14269388, 28538776]

約数ペア:

[(1, 28538776), (2, 14269388), (4, 7134694), (7, 4076968), (8, 3567347), (14, 2038484), (28, 1019242), (47, 607208), (49, 582424), (56, 509621), (94, 303604), (98, 291212), (188, 151802), (196, 145606), (329, 86744), (376, 75901), (392, 72803), (658, 43372), (1316, 21686), (1549, 18424), (2303, 12392), (2632, 10843), (3098, 9212), (4606, 6196)]