428076

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:91

約数の個数: 72

約数和(自身を含む): 1257984

約数和(自身を除く): 829908

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 33, 36, 44, 46, 47, 66, 69, 92, 94, 99, 132, 138, 141, 188, 198, 207, 253, 276, 282, 396, 414, 423, 506, 517, 564, 759, 828, 846, 1012, 1034, 1081, 1518, 1551, 1692, 2068, 2162, 2277, 3036, 3102, 3243, 4324, 4554, 4653, 6204, 6486, 9108, 9306, 9729, 11891, 12972, 18612, 19458, 23782, 35673, 38916, 47564, 71346, 107019, 142692, 214038, 428076]

約数ペア:

[(1, 428076), (2, 214038), (3, 142692), (4, 107019), (6, 71346), (9, 47564), (11, 38916), (12, 35673), (18, 23782), (22, 19458), (23, 18612), (33, 12972), (36, 11891), (44, 9729), (46, 9306), (47, 9108), (66, 6486), (69, 6204), (92, 4653), (94, 4554), (99, 4324), (132, 3243), (138, 3102), (141, 3036), (188, 2277), (198, 2162), (207, 2068), (253, 1692), (276, 1551), (282, 1518), (396, 1081), (414, 1034), (423, 1012), (506, 846), (517, 828), (564, 759)]