209439084

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1\times {\mathrm{409}}^1$

素因数の和:862

約数の個数: 48

約数和(自身を含む): 495017600

約数和(自身を除く): 285578516

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 307, 409, 417, 556, 614, 818, 834, 921, 1227, 1228, 1636, 1668, 1842, 2454, 3684, 4908, 42673, 56851, 85346, 113702, 125563, 128019, 170553, 170692, 227404, 251126, 256038, 341106, 376689, 502252, 512076, 682212, 753378, 1506756, 17453257, 34906514, 52359771, 69813028, 104719542, 209439084]

約数ペア:

[(1, 209439084), (2, 104719542), (3, 69813028), (4, 52359771), (6, 34906514), (12, 17453257), (139, 1506756), (278, 753378), (307, 682212), (409, 512076), (417, 502252), (556, 376689), (614, 341106), (818, 256038), (834, 251126), (921, 227404), (1227, 170692), (1228, 170553), (1636, 128019), (1668, 125563), (1842, 113702), (2454, 85346), (3684, 56851), (4908, 42673)]