28233772

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{727}}^1$

素因数の和:830

約数の個数: 48

約数和(自身を含む): 60336640

約数和(自身を除く): 32102868

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 73, 76, 133, 146, 266, 292, 511, 532, 727, 1022, 1387, 1454, 2044, 2774, 2908, 5089, 5548, 9709, 10178, 13813, 19418, 20356, 27626, 38836, 53071, 55252, 96691, 106142, 193382, 212284, 371497, 386764, 742994, 1008349, 1485988, 2016698, 4033396, 7058443, 14116886, 28233772]

約数ペア:

[(1, 28233772), (2, 14116886), (4, 7058443), (7, 4033396), (14, 2016698), (19, 1485988), (28, 1008349), (38, 742994), (73, 386764), (76, 371497), (133, 212284), (146, 193382), (266, 106142), (292, 96691), (511, 55252), (532, 53071), (727, 38836), (1022, 27626), (1387, 20356), (1454, 19418), (2044, 13813), (2774, 10178), (2908, 9709), (5089, 5548)]