207721388

素因数分解:

$2^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{22549}}^1$

素因数の和:22614

約数の個数: 36

約数和(自身を含む): 431877600

約数和(自身を除く): 224156212

約数列:

[1, 2, 4, 7, 14, 28, 47, 49, 94, 98, 188, 196, 329, 658, 1316, 2303, 4606, 9212, 22549, 45098, 90196, 157843, 315686, 631372, 1059803, 1104901, 2119606, 2209802, 4239212, 4419604, 7418621, 14837242, 29674484, 51930347, 103860694, 207721388]

約数ペア:

[(1, 207721388), (2, 103860694), (4, 51930347), (7, 29674484), (14, 14837242), (28, 7418621), (47, 4419604), (49, 4239212), (94, 2209802), (98, 2119606), (188, 1104901), (196, 1059803), (329, 631372), (658, 315686), (1316, 157843), (2303, 90196), (4606, 45098), (9212, 22549)]