128528388

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{187907}}^1$

素因数の和:187936

約数の個数: 36

約数和(自身を含む): 341992560

約数和(自身を除く): 213464172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 187907, 375814, 563721, 751628, 1127442, 1691163, 2254884, 3382326, 3570233, 6764652, 7140466, 10710699, 14280932, 21421398, 32132097, 42842796, 64264194, 128528388]

約数ペア:

[(1, 128528388), (2, 64264194), (3, 42842796), (4, 32132097), (6, 21421398), (9, 14280932), (12, 10710699), (18, 7140466), (19, 6764652), (36, 3570233), (38, 3382326), (57, 2254884), (76, 1691163), (114, 1127442), (171, 751628), (228, 563721), (342, 375814), (684, 187907)]