211364388

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{643}}^1$

素因数の和:1073

約数の個数: 72

約数和(自身を含む): 559785408

約数和(自身を除く): 348421020

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 397, 414, 643, 794, 828, 1191, 1286, 1588, 1929, 2382, 2572, 3573, 3858, 4764, 5787, 7146, 7716, 9131, 11574, 14292, 14789, 18262, 23148, 27393, 29578, 36524, 44367, 54786, 59156, 82179, 88734, 109572, 133101, 164358, 177468, 255271, 266202, 328716, 510542, 532404, 765813, 1021084, 1531626, 2297439, 3063252, 4594878, 5871233, 9189756, 11742466, 17613699, 23484932, 35227398, 52841097, 70454796, 105682194, 211364388]

約数ペア:

[(1, 211364388), (2, 105682194), (3, 70454796), (4, 52841097), (6, 35227398), (9, 23484932), (12, 17613699), (18, 11742466), (23, 9189756), (36, 5871233), (46, 4594878), (69, 3063252), (92, 2297439), (138, 1531626), (207, 1021084), (276, 765813), (397, 532404), (414, 510542), (643, 328716), (794, 266202), (828, 255271), (1191, 177468), (1286, 164358), (1588, 133101), (1929, 109572), (2382, 88734), (2572, 82179), (3573, 59156), (3858, 54786), (4764, 44367), (5787, 36524), (7146, 29578), (7716, 27393), (9131, 23148), (11574, 18262), (14292, 14789)]