28442844

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:299

約数の個数: 72

約数和(自身を含む): 74343360

約数和(自身を除く): 45900516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 79, 137, 146, 158, 219, 237, 274, 292, 316, 411, 438, 474, 548, 657, 711, 822, 876, 948, 1233, 1314, 1422, 1644, 2466, 2628, 2844, 4932, 5767, 10001, 10823, 11534, 17301, 20002, 21646, 23068, 30003, 32469, 34602, 40004, 43292, 51903, 60006, 64938, 69204, 90009, 97407, 103806, 120012, 129876, 180018, 194814, 207612, 360036, 389628, 790079, 1580158, 2370237, 3160316, 4740474, 7110711, 9480948, 14221422, 28442844]

約数ペア:

[(1, 28442844), (2, 14221422), (3, 9480948), (4, 7110711), (6, 4740474), (9, 3160316), (12, 2370237), (18, 1580158), (36, 790079), (73, 389628), (79, 360036), (137, 207612), (146, 194814), (158, 180018), (219, 129876), (237, 120012), (274, 103806), (292, 97407), (316, 90009), (411, 69204), (438, 64938), (474, 60006), (548, 51903), (657, 43292), (711, 40004), (822, 34602), (876, 32469), (948, 30003), (1233, 23068), (1314, 21646), (1422, 20002), (1644, 17301), (2466, 11534), (2628, 10823), (2844, 10001), (4932, 5767)]