229782878

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:309

約数の個数: 48

約数和(自身を含む): 387058176

約数和(自身を除く): 157275298

約数列:

[1, 2, 13, 26, 53, 101, 106, 127, 169, 202, 254, 338, 689, 1313, 1378, 1651, 2626, 3302, 5353, 6731, 8957, 10706, 12827, 13462, 17069, 17914, 21463, 25654, 34138, 42926, 69589, 87503, 139178, 166751, 175006, 333502, 679831, 904657, 1137539, 1359662, 1809314, 2167763, 2275078, 4335526, 8837803, 17675606, 114891439, 229782878]

約数ペア:

[(1, 229782878), (2, 114891439), (13, 17675606), (26, 8837803), (53, 4335526), (101, 2275078), (106, 2167763), (127, 1809314), (169, 1359662), (202, 1137539), (254, 904657), (338, 679831), (689, 333502), (1313, 175006), (1378, 166751), (1651, 139178), (2626, 87503), (3302, 69589), (5353, 42926), (6731, 34138), (8957, 25654), (10706, 21463), (12827, 17914), (13462, 17069)]